Find the maximum and minimum values of the function g(theta) = 2theta - 4sin(theta) on the interval Big[0, pi 2 Bigg\

Find The Maximum And Minimum Values Of The Function G(theta) = 2theta - 4sin(theta) On The Interval Big[0,

Answers

Answer 1

Hello there. To solve this question, we have to remember some properties about polar curves and determining maximum and minimum values.

In this case, we have the function in terms of the angle θ:

\(g(\theta)=2\theta-4\sin(\theta)\)

We want to determine its minimum and maximum values on the closed interval:

\(\left[0,\,\dfrac{\pi}{2}\right]\)

We graph the function as follows:

Notice on the interval, it has a maximum value of 0.

We can determine its minimum value using derivatives, as follows:

\(g^{\prime}(\theta)=2-4\cos(\theta)\)

Setting it equal to zero, we obtain

\(\begin{gathered} 2-4\cos(\theta)=0 \\ \Rightarrow\cos(\theta)=\dfrac{1}{2} \\ \\ \Rightarrow\theta=\dfrac{\pi}{3} \end{gathered}\)

Taking its second derivative, we obtain

\(g^{\prime}^{\prime}(\theta)=4\sin(\theta)\)

And notice that when calculating it on this point, we get

\(g^{\prime}^{\prime}\left(\dfrac{\pi}{3}\right)=4\sin\left(\dfrac{\pi}{3}\right)=2\sqrt{3}\)

A positive value, hence it is a minimum point of the function.

Its minimum value is then given by

\(g\left(\dfrac{\pi}{3}\right)=2\cdot\dfrac{\pi}{3}-4\sin\left(\dfrac{\pi}{3}\right)=\dfrac{2\pi}{3}-2\sqrt{3}\)

Of course we cannot determine that 0 is a maximum value of this function using derivatives because it is a local maxima on a certain interval, and derivatives can only gives us this value when the slope of the tangent line is equal to zero.

Find The Maximum And Minimum Values Of The Function G(theta) = 2theta - 4sin(theta) On The Interval Big[0,

Related Questions

The volume of a sphere is 904.32 cubic millimeters. What is its radius?

Answers

Hello!

Answer:

\(\boxed{ \bf The~radius~of~the~sphere~is~6~mm.}\)

Explanation:

We know that:

V = \(\frac{4}{3}\)πr³

904.32 = \(\frac{4}{3}\)πr³

To figure out the radius, we have to undo the above. We can undo the fraction by multiplying by it's reciprocal:

\(\frac{3}{4}\) × \(\frac{904.32}{1}\) = \(\frac{4}{3}\)πr³ × \(\frac{3}{4}\)

678.24 =  πr³

Next, we're going to divide both sides by pi:

\(\frac{678.24}{\pi } = \frac{\pi r^{2} }{\pi }\)

215.90 = r³

To undo the, we must find the cube root of 215.90.

r = 6

Answer:

\(radius = 6mm\)

Step-by-step explanation:

Volume of a sphere.

Use this formula

\(v = \frac{4}{3} \pi {r}^{3} \)

Now solve for r

\(r = (3 \frac{v}{4\pi} ) ^{ \frac{1}{3} } \\ = (3 \times \frac{904.32}{4 \times \pi} ) ^{ \frac{1}{3} } \\ ≈

5.99899mm

\)

How tall is the tree?
5ft
35°
-20ft-
[?]ft
Round to the nearest foot.

Answers

Answer:

19

Step-by-step explanation:

tan35=x/20

20tan35=x

x=14.0041507641942

x+5=19.0041507641942

The nearest foot is 19

there is a cuboid with a length of 4m by 2.5m by 2.5m find the length of the wire used to make the cuboid

Answers

The length of the wire used to make the cuboid is 36 meters.

To find the length of the wire used to make the cuboid, we need to calculate the perimeter of all the edges of the cuboid.

The cuboid has dimensions:

Length = 4m

Width = 2.5m

Height = 2.5m

Let's calculate the perimeter of each face of the cuboid and then sum them up to find the total length of the wire.

Face 1: Length x Width

Perimeter of face 1 = 2(Length + Width) = 2(4m + 2.5m) = 2(6.5m) = 13m

Face 2: Length x Height

Perimeter of face 2 = 2(Length + Height) = 2(4m + 2.5m) = 2(6.5m) = 13m

Face 3: Width x Height

Perimeter of face 3 = 2(Width + Height) = 2(2.5m + 2.5m) = 2(5m) = 10m

Now, let's sum up the perimeters of all three faces to find the total length of the wire:

Total wire length = Perimeter of face 1 + Perimeter of face 2 + Perimeter of face 3

                 = 13m + 13m + 10m

                 = 36m

Therefore, the length of the wire used to make the cuboid is 36 meters.

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We invest $3500 in an account that pays simple interest of 4% each year. How much interest is earned after 10 years?

Answers

Answer:

$1400

Step-by-step explanation:

Take $3500 and multiply by 4% (0.4) and then get the product of 140 then multiply by 10 for the years and get $1400. Hope this answer helped!

Whuch transformatiin would take Figure A to Figure B

Answers

Given: Object = Figure A

Image = Figure B

Step 1: write out the values of the coordinates of polygon A

(-6, 1)

(-7,3)

(-7,8)

(-4,5)

(-3,8)

(-5,6)

Step 2: write out the corresponding values of the coordinates of polygon B in relation to Polygon A.

Let the transformation mapping be T. Then, we have

T(-6, 1) = (1,6)

T(-7,3) = (3,7)

T(-7,8) = (8,7)

T(-4,5)= (5,4)

T(-3,8) =(8,3)

T(-5,6)=(6,5)

From these steps, we can see that T must be defined as shown below

\(T\colon(x,y)\to(y,-x)\)

Hence, the transformation T is a counter-clockwise rotation of 270°

NEED HELP W GEOMETRY

In △
ABC, ∡A
is 2 more than twice ∡B
, and ∡C
is 7 less than twice ∡B
. What is the measure of each angle in △
ABC and what is its classifications?

Answers

Answers:

Angle A = 76Angle B = 37Angle C = 67

Triangle ABC is an acute triangle. It's also a scalene triangle.

====================================================

Work Shown:

x = measure of angle B

2x+2 = measure of angle A, since we're told its "2 more than twice angle B"

2x-7 = measure of angle C, for similar reasoning

The three angles add to 180. This is true for any triangle

A+B+C = 180

(2x+2)+(x)+(2x-7) = 180

5x-5 = 180

5x = 180+5

5x = 185

x = 185/5

x = 37

This means angle B is 37 degrees. The other two angles are

A = 2x+2 = 2*37+2 = 74+2 = 76

C = 2x-7 = 2*37-7 = 74-7 = 67

----------------

In summary, we have these three interior angles

A = 76B = 37C = 67

As a way to check, note how A+B+C = 76+37+67 = 180. This confirms the answer. All three angles mentioned are smaller than 90 degrees, so this triangle is acute.

Furthermore, because all three angles are different measures, this means all three sides are different lengths. This leads to triangle ABC being scalene.

Find the missing angle

120 & 30

y = [???]

Find the missing angle 120 & 30y = [???]

Answers

Answer:

z = 30

Step-by-step explanation:

All angles of a triangle add up to 180:

z + 120 + 30 = 180

z + 150 = 180

z = 180 - 150

z = 30

express each set using the roster method.
a. the set of the natural odd numbers greater than 2, but less than 11
b.
{x|x (N and 4

Answers

In set-builder notation, the same set can be expressed as {x|x (N and 4<x<10)}, which reads as "the set of all x such that x is a natural number and 4 < x < 10."

How to solve the question?

a. The set of natural odd numbers greater than 2, but less than 11 can be expressed using the roster method as {3, 5, 7, 9}. The set includes all the odd natural numbers between 2 and 11, excluding the endpoints, since 2 is not odd, and 11 is not less than 11.

b. The set {x|x (N and 4<x<10)} can be expressed using the roster method as {5, 6, 7, 8, 9}. The set includes all the natural numbers greater than 4 and less than 10, since x is a natural number (N) and satisfies the condition 4 < x < 10.

In set-builder notation, the same set can be expressed as {x|x (N and 4<x<10)}, which reads as "the set of all x such that x is a natural number and 4 < x < 10." The vertical bar separates the description of the elements of the set (the condition) from the set itself.

The roster method and set-builder notation are both ways of describing sets, but the roster method lists all the elements of a set, while the set-builder notation describes the properties or conditions that define the set. Both methods are useful in different situations and depend on the specific context and the purpose of the set description.

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Your complete question is :-

express each set using the roster method.

a. the set of the natural odd numbers greater than 2, but less than 11

b.{x|x (N and 4

What is the range of f(x)=−3x−1?

Answers

Answer:

(−∞,1/3)∪(1/3,∞),{yly≠1/3}

Step-by-step explanation:

Keenan is throwing an Independence Day party he wants to buy sparklers each pack of 12 smugglers cost $3.99 kina needs 120 sparklers that each gas can have two how much will Keenan spend on sparklers?

Answers

Answer:

$478.8

Step-by-step explanation:

1 sparkler costs= $3.99

120 sparklers cost= $3.99 x 120 = $478.8

Rewrite 6 as a fraction with the denominator being 7

Answers

Answer:

42/7

Step-by-step explanation:

Change 6 to a fraction by putting a 1 under the 6.

6 becomes 6/1

Then multiply by 7/7 to change the denominator to 7 as was asked for in the question.

6/1 × 7/7

= 42/7

When you multiply fraction × fraction, you multiply top×top and bottom×bottom.

6 rewritten as a fraction with the 7 on the bottom is 42/7

Bob has recently been hired by a shop downtown to help customers with various computer-related problems. Lately, two different viruses have been bugging many customers: Dummy and Smarty. It is estimated that about 65% of the customers with virus problems are bothered by Dummy and the remaining 35% by Smarty. If the computer is infected by Dummy, Bob has a 90% chance of fixing the problem. However, if the computer is infected by Smarty, this chance is only 70%. If a virus-infected computer is randomly selected from the shop, and we know it was fixed by Bob, what is the probability that it was infected with Dummy

Answers

Answer:

70.48% probability that it was infected with Dummy

Step-by-step explanation:

Bayes Theorem:

Two events, A and B.

\(P(B|A) = \frac{P(B)*P(A|B)}{P(A)}\)

In which P(B|A) is the probability of B happening when A has happened and P(A|B) is the probability of A happening when B has happened.

In this question:

Event A: Fixed by Bob

Event B: Infected with Dummy

65% of the customers with virus problems are bothered by Dummy

This means that \(P(B) = 0.65\)

If the computer is infected by Dummy, Bob has a 90% chance of fixing the problem.

This means that \(P(A|B) = 0.9\)

Probability of Bob Fixing

90% of 65%(fixing a Dummy-infected virus)

70% of 35%(fixing a Smarty-infected virus).

So

\(P(A) = 0.9*0.65 + 0.7*0.35 = 0.83\)

What is the probability that it was infected with Dummy

\(P(B|A) = \frac{0.65*0.9}{0.83} = 0.7048\)

70.48% probability that it was infected with Dummy

Somebody help me out

Somebody help me out

Answers

The number that produces an irrational number when multiplied by 0.4 is 3π. The correct option is A. \(3\pi\)

To determine which number produces an irrational number when multiplied by 0.4

First and foremost, 0.4 is a rational number.

A rational number is a number that is of the form \(\frac{p}{q}\) where p and q are integers and q is not equal to 0.

0.4 can be written as \(\frac{4}{10}\) or \(\frac{2}{5}\), hence, it is a rational number.

Now,

Any irrational number when multiplied by a rational number other than zero will also be irrational.

Therefore, we are to determine which of the given options is an irrational number.

For option A. 3π

π is an irrational number, therefore 3π is also an irrational number

For option B. 0.444...

0.444... can be expressed as 4/9, therefore it is a rational number

For option C. \(\sqrt{9}\)

\(\sqrt{9}\) = 3, which can be expressed as 3/1, therefore it is a rational number

For option D. \(\frac{2}{7}\)

\(\frac{2}{7}\) is a rational number

The only irrational number among the given options is

Hence, the number that produces an irrational number when multiplied by 0.4 is 3π. The correct option is A. \(3\pi\)

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Pls help I need help on this question

Pls help I need help on this question

Answers

Answer: B

Step-by-step explanation: Hope this helps:)

solve for x
4x-2(x+1)=3x+10
I just need someone to explain the steps:)

Answers

Answer:

x = -12

Step-by-step explanation:

4x - 2(x + 1) = 3x + 10

First, you use distribution for - 2(x + 1) to better simplify teh equation:

4x - 2x - 2 = 3x + 10

Then, you subtract 4x - 2x:

2x - 2 = 3x + 10

Next, you subtract 2x from both sides of the equation to get x on one side:

(2x - 2x) - 2 = (3x - 2x) + 10

-2 = x + 10

Finally, you subtract 10 on both sides to get your answer:

(-2 - 10) = x (+ 10 - 10)

-12 = x

x = -12

What is the estimated weight of three containers weighing 1.656 kg each?

Answers

the anwser is

Step-by-step explanation:

the anwser is 5 kg

find the next three terms in the sequence 0, 3 ,8, 15 ,24,....​

Answers

Answer: 35, 48, 63

Step-by-step explanation:

This sequence is known as an arithmetic progression sequence.

      3 - 0 = 3

      8 - 3 = 5

      15 - 8 = 7

      24 - 15 = 9

Using this pattern, we will add 11 to 24 for the next term in the sequence. Then, we will continue this pattern for the next two terms.

➜ The pattern is resulting odd numbers from subtracting two terms in a row; 3, 5, 7, 9, [11], [13], [15].

      24 + 11 = 35

      35 + 13 = 48

      48 + 15 = 63

Which point is a solution to the system of equations below?
y = 2x - 2
y = x + 2

A.(1,3)
B.(4,6)
C.(6,4)
D.(6,10)

Answers

y=2x-2
x+2=2x-2
4=x

B. (4,6)

When six times a number is decreased by 8
the result is 16. What is the number?

Answers

Answer: 24

Step-by-step explanation: 6 x 4 = 24
24 - 8 = 16

2 with the radical of 32

Answers

The answer is 77777777777777777777777 ur welcome

SKETCHPAD
Question 5
Given AABC shown on the coordinate plane below.
AA"B"C" = Ro (T(-4,3)(ABC))
90°
Draw AA'B'C'' if
You may use different colors for the separate transformations. Indicate your final
answer. Feel free to use the Dynamic Geometry Tool to complete the
transformations.

SKETCHPADQuestion 5Given AABC shown on the coordinate plane below.AA"B"C" = Ro (T(-4,3)(ABC))90Draw AA'B'C''

Answers

The attached figure represents the image of A"B"C" after the transformation

How to transform the triangle?

The transformation rule is given as:

A"B"C" = Ro90° (T(-4,3)(ABC))

This means that we rotate the triangle 90 degrees clockwise, and then translate the triangle

From the figure, the coordinates of ABC are

A = (-1, 2)

B = (1, 4)

C = (3, -1)

The rule of 90 degrees clockwise rotation is

(x,y) ⇒ (y,-x)

So, we have

A' = (2, 1)

B' = (4, -1)

C' = (-1, -3)

The translation of the triangle by T(-4,3) is

(x,y) ⇒ (x - 4, y + 3)

So, we have

A'' = (-2, 4)

B'' = (0, 2)

C'' = (-5, 0)

See attachment for the image of the transformation

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SKETCHPADQuestion 5Given AABC shown on the coordinate plane below.AA"B"C" = Ro (T(-4,3)(ABC))90Draw AA'B'C''

what's 2/5 - 9/10 as a fraction?

Answers

Answer:

- 1/2

Step-by-step explanation:

turn 2/5 to have the same denominator as 10

2 ( 2 ) = 4

5 ( 2 ) = 10

4/10 - 9/10

= -5/10

simplify

-5/10 = -1/2

hope this helps

Does 17 divide each of these numbers?
a)68 b) 84 c) 357 d) 1001

Answers

Hello !

68/17 = 4

=> yes for 68

84/17 = 4.941...

=> no for 84

357/17 = 21

=> yes for 357

1001/17 = 58.882...

=> no for 1001

What is the answer pls help

What is the answer pls help

Answers

Answer: 1 m is 9 there are 7 m so 7X9 =63

Step-by-step explanation:

Answer:

the answer would be 9

expination:

because 63 divide by 7 would be 9

Given the points P (3, 5) and Q (-5, 7) on the cartesian plane such that R (x, y) is
the midpoint of PQ, find the equation of the line that passes through R and
perpendicular
to PQ.

Answers

Answer:

-22=22

Step-by-step explanation:

3,5-5,7=

-22/22

The equation of the line passing through R and PQ is 4(y - 6) = -x - 1/2.

To find the equation of the line passing through the midpoint R and the points P and Q, we first need to find the coordinates of the midpoint R. The midpoint coordinates can be found by taking the average of the x-coordinates and the average of the y-coordinates of P and Q.

The x-coordinate of the midpoint R is (3 + (-5)) / 2 = -1/2.

The y-coordinate of the midpoint R is (5 + 7) / 2 = 6.

So, the coordinates of the midpoint R are (-1/2, 6).

Next, we can use the two-point form of the equation of a line, which states that the equation of the line passing through points (x₁, y₁) and (x₂, y₂) is given by:

(y - y₁) = (y₂ - y₁) / (x₂ - x₁) \(\times\) (x - x₁)

Substituting the coordinates of R (-1/2, 6) and P (3, 5) into the equation, we have:

(y - 6) = (7 - 5) / (-5 - 3) \(\times\)(x - (-1/2))

Simplifying the equation:

(y - 6) = (2 / -8) \(\times\)(x + 1/2)

(y - 6) = -1/4 \(\times\)(x + 1/2)

4(y - 6) = -x - 1/2

Therefore, the equation of the line passing through R and PQ is 4(y - 6) = -x - 1/2.

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(-2) (4+6)+(-2) 6 / (-2) (4-1) simplified

Answers

The simplified form of the expression is \(-32\).

To simplify the expression, we can perform the calculations written below step by step:

\(\(\frac{{-2(4+6)+(-2)6}}{{-2(4-1)}}\)\)

We follow the order of operations (PEMDAS/BODMAS):

Step 1: Simplify within parentheses:

\(\(4+6 = 10\)\).

Step 2: Perform multiplications and divisions from left to right:

\(\(-2(10) = -20\) and \(-2(4-1) = -2(3) = -6\)\).

Step 3: Evaluate the remaining additions and subtractions:

\(\(-20 + (-2) \cdot 6 = -20 - 12 = -32\)\).

Therefore, the simplified form of the expression \(\(\frac{{-2(4+6)+(-2)6}}{{-2(4-1)}}\) is \(-32\).\)

When simplifying an expression, several factors need consideration. First, apply the order of operations correctly, respecting parentheses and exponents. Next, combine like terms by adding or subtracting them. Distribute and simplify within parentheses or brackets as needed. Pay attention to negative signs and ensure their proper placement.

Finally, review the simplified expression to ensure accuracy and validity within the given context.

Note: The complete question is:

\(\(\frac{{-2(4+6)+(-2)6}}{{-2(4-1)}}\)\), calculate the simplified form of this expression.

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18 is 40% of what number?



Enter your answer in the box.

Answers

Divide 18 by 40 %

18/0.40 = 45


Answer: 45

Answer:

45

Step-by-step explanation:

18 is 40% of what number?

18 : 40 * 100 =

45

-----------------------------

check

45 : 100 * 40 = 18

the answer is good

Taylor plans to borrow $4,500 from the bank to purchase a used vehicle. If he borrows the money at a rate of 4% for 2 years, what is the total amount he will have to pay back to the bank

Answers

The amount he pays back using simple interest is $4860

How to find  the total amount he will have to pay back to the bank?

Since Taylor plans to borrow $4,500 from the bank to purchase a used vehicle. If he borrows the money at a rate of 4% for 2 years, to find the amount he pays back, A we use the simple interest formula which is given by

A = P(1 + rt) where

A = Amount , P = principal, r = rate and t = time

Given that

P = $4500, r = 4% = 0.04 and t = 2 years

Substituting the values of the variables into the simple interest equation, we have

A = P(1 + rt)

A = 4500(1 + 0.04 × 2)

A = 4500(1 + 0.08)

A = 4500(1.08)

A = 4860

So, the amount he pays back is $4860

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Identify the value of x that makes each pair of ratios equivalent.
5. x to 50 and 16 to25
32
34
41

Answers

The value of x that makes the given pair of ratios equivalent is: A. 32.

What is a ratio?

In Mathematics, a ratio simply refers to a mathematical expression that is typically used to denote the proportion of two (2) or more quantities with respect to one another and the total quantities.

What is a proportion?

In Mathematics, a proportion can be defined as an equation which is typically used to represent the equality of two (2) ratios.

This ultimately implies that, proportions can be used to establish that two (2) ratios are equivalent and solve for all unknown quantities as follows;

x/16 = 50/25

Cross-multiplying, we have the following:

25x = 16 × 50

25x = 800

x = 800/25

x = 32.

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Please help with this problem!! :)

Please help with this problem!! :)

Answers

Answer:

Reflection across \(x=4\)

Step-by-step explanation:

You must measure the distance between the rightmost point on the blue figure and the leftmost point on the orange figure. Then divide it in half and these dots will be the answer, how are they asking for a line you need to specify if it is horizontal or vertical, because the interchanged points are \(B\) with \(C\) and \(D\) with \(A\) we know that is a vertical line, so the answer is:

Reflection across \(x=4\)

Please help with this problem!! :)
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The B&N book store sells OM book. Fixed cost is $20,000 per year, variable cost per unit is S10, and Selling price per unit is $15. How many units should be required on sales in order to realize a profit o S50,000? a. 2,500 b. 3,000 c. 3,500 d. 6,000 e. None of the above Fill in the blank with leur, leurs.Monsieur Battle est ____________ Assistant principal HELPP PLZZZ ITS DUE NOW please help me solve this problem I will give 20 points A handicapped ramp is being constructed for the front entrance of First National Bank in Springfield. ADA guidelines requires a rise angle from the foot of the ramp (point furthest from the entrance) not to exceed 4.8 degrees. This means the vertical to horizontal ratio cannot exceed 1:12. If the handicapped ramp must start 15 feet away from the front entrance, contractors estimate the rise to be about 3 feet.Part A: Explain thoroughly whether or not these ramp dimensions meet the ADA guidelines.Part B: If the rise estimate does not meet ADA requirements, provide a measurement that would meet the guidelines. In expanding women's rights, the Nixon administration endorsed all of the following provisions EXCEPT: 4(1 +6p) U need to simplify the expressions what would be the answer Express 60 as the product of its prime factorsWrite the factors in as ascending order and give your answer in index form Airports A and B are 470 km apart, on an east-west line. Jim flies in a northeast direction from A to airport C. From Che flies 322 km on a bearing of 125 20' to B. How far is from A? The distance b it has to be in grams on the scale i know it it 33.1 but i dont know about the hundreds Explain how the ideology of social darwinism contributed to the development of imperialism from 1750 to 1900. the Cat is on the frickin leash. Why people do this someone tell me please. Help me I give you 15 points!!!!! 23. Which of the following is the correctchronological order of leaders?A. Alexander the Great, Xerxes I, Sargon II, HammurabiB. Tiglath-Piliser I, Hammurabi, Naram-Sin, GilgameshC. Gilgamesh, Sargon I, Cyrus the Great, Alexander the GreatD. Hammurabi, Alexander the Great, Sargon II, Naram-Sin1 point A window is 12 feet above the ground. A ladder is placed on the ground to reach the window. If the bottom of the ladder is placed 5 feet away from the ladder building, what is the length of the ladder Please feed the dog. Spain & England tried to create issues between Native Americans and the Americans in the Northwest Territory. Thermal energy transfers from a cup of tea at 350 K to the hand holding it. A)TrueB)False An astronomer's infrared telescope is able to detect radiation with a wavelength of meters. Write this number in scientific notation. Why were African-Americans targeted by New York residents during the 1863 Draft Riots?A) Many New Yorkers were frustrated that African-Americans did not have to be drafted.B) Many New Yorkers were frustrated that the city was overcrowded, and blamed African-Americans.C) African-Americans were seen as competitors for immigrants trying to secure low wage jobs.D) African-Americans were seen as stealing high paying jobs from wealthy residents.