What is the value of f(-5) in the piecewise function -3x + 1 when x > 1 f(x) = -2x when x = 1 2x - 1 when x < 1

Answers

Answer 1

Answer:

f(-5)=-11

Explanation:

Given the piecewise function:

\(f(x)=\begin{cases}{-3x+1,\text{ when }x>1} \\ {-2x,\text{ when }x=1} \\ {2x-1,\text{ when }x<1}\end{cases}\)

We want to find the value of f(-5).

When x=-5:

\(\begin{gathered} -5<1\implies f(x)=2x-1 \\ \text{ Therefore:} \\ f(-5)=2(-5)-1 \\ =-10-1 \\ =-11 \end{gathered}\)

The value of f(-5) is -11.


Related Questions

Pls help I’ll brainlest for the right answer

Pls help Ill brainlest for the right answer

Answers

Answer:

5.9+z=−9

Step 1: Simplify both sides of the equation.

z+5.9=−9

Step 2: Subtract 5.9 from both sides.

z+5.9−5.9=−9−5.9

z=−14.9

Answer:

z=−14.9

Step-by-step explanation:

I hope this can help!!!

A bank account earned 3.5% continuously compounded annual interest. After the initial deposit, no deposits or withdrawals were made. At the end of an 8 year period, the balance in the account was $13231.30. What was the dollar amount of the initial deposit? Round your answer to the nearest dollar. Do not include a dollar sign ($) or comma in your answer.

Answers

Answer:

\(\large \boxed{\$10000.00}\)

Step-by-step explanation:

We can use the formula for continuously compounded interest.

\(\begin{array}{rcl}A & = & Pe^{rt}\\13231.30& = & Pe^{0.035 \times 8}\\& = &Pe^{0.28}\\& = & P\times 1.3231298\\P & = &\dfrac{13231.30}{1.3231298}\\\\&=&\mathbf{10000.00}\\\end{array}\\\text{The initial deposit was $\large \boxed{\mathbf{\$10000.00}}$}\)

Which graph represents points on the polar curve r = –4sin(3θ)?

Answers

The graph which represents the polar curve r = -4 sin ( 3θ ) is plotted

What are Polar coordinates?

Polar coordinates describe the position of a point P in the plane by its separation from the origin, r, and the angle formed between the positive x-axis and the line segment leading to P.

To graph the polar curve, we make use of the following representations:

r represents the y-axis

θ represents the x-axis

Polar coordinates can also be extended into three dimensions using the coordinates (ρ, φ, θ), where ρ is the distance from the pole, φ is the angle from the z-axis ( called the co-latitude or zenith and measured from 0 to 180° ) and θ is the angle from the x-axis ( as in the polar coordinates ).

Given data ,

Let the polar curve be represented as A

Now , the polar coordinates is given as

r = -4 sin ( 3θ )

And , To graph the polar curve, we make use of the following representations:

r represents the y-axis

θ represents the x-axis

So , on simplifying , we get

The graph which represents the polar curve r = -4 sin ( 3θ ) is plotted

Hence , the polar curve is r = -4 sin ( 3θ )

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Which graph represents points on the polar curve r = 4sin(3)?

Answer:

D

Step-by-step explanation:

some adults and children are watching a musical there are n children there are 25 fewer adults

Answers

According to the concept of algebraic expression and arithmetic, the correct answers are A) Number of adults = N - 25. B) Number of adults when N = 124: 124 - 25 = 99

A) Let's denote the number of children as N. Since there are 25 fewer adults than children, the number of adults can be expressed as N - 25.

B) If there are 124 children, we substitute N with 124 in the expression from part A. Thus, the number of adults would be 124 - 25 = 99.

To arrive at these answers, we used the given information that there are "N" children and 25 fewer adults than children. By substituting the value of N, we determined the number of adults in terms of N and then calculated the specific number of adults when N is equal to 124.

Note: The given question is incomplete. The complete question is:

Some adults and children are watching a musical. there are 'N' number of children. There are 25 fewer adults than children.

A) find the number of adults in terms of 'N'.

B) if there are 124 children how many adults are there?​

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What steps to get the principle of a 30 year loan at 5.5%?

Answers

Multiply 30 -- the number of years of the loan -- by the number of payments you make each year. For example, 30 X 12 = 360. You are making 360 payments over the course of the loan. Divide your mortgage interest rate by your total payments.

7/10 = y/100
what is y?

Answers

Answer:

7/10= y/ 100

Well the answer is

y=70

Differentiate each function with respect to x. Show steps

Differentiate each function with respect to x. Show steps

Answers

On differentiating f(x) =  \(2x^5(5x^5+2)\) with respect to x we get \(100x^9+20x^4\).

What do you mean by differentiation?

Apart from integration, differentiation is one of the two key ideas of calculus. A technique for determining a function's derivative is differentiation. Mathematicians use a procedure called differentiation to determine a function's instantaneous rate of change based on one of its variables. Finding an antiderivative is the opposite of differentiation.If x is a variable and y is another variable, then the rate of change of x with respect to y is given by dy/dx.

Given function f(x) = \(2x^5(5x^5+2)\)

To differentiate the above function use product rule,

According to product rule,

f'(u.v) = u f'(v) + v f'(u)

In the above function , let u = \(2x^5\) and v = \(5x^5+2\)

On differentiating the above function we get,

f'(x) = \(2x^5\) f'\((5x^5+2)\) + \((5x^5+2)\) f'\((2x^5)\)

f'(x) = \(2x^5(25x^4) + (5x^5+2)(10x^4)\) = \(50x^9+50x^9+20x^4=100x^9+20x^4\)

Hence, on differentiating f(x) =  \(2x^5(5x^5+2)\) with respect to x we get \(100x^9+20x^4\).

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21(x + 1) - 6x = 15x + 21

Answers

21x + 21 - 6x = 15x + 21
15x + 21 = 15x + 21
0

Answer:

15x = 15x

or

0 = 0

Step-by-step explanation:

21(x + 1) - 6x = 15x + 21

21x + 21 -6x = 15x + 21

21x - 6x = 15x

15x = 15x

or

0 = 0

this equation is always true

Met Manufacturing produces inexpensive sunglasses. The selling price per pair is $9.44, with variable costs per pair being $2.19. Fixed costs, which include paying off the plant, labor, insurance, marketing, and management, are $748,374. What is the break-even point?

Answers

The sοlutiοn οf the given prοblem οf unitary methοd cοmes οut tο be  fοr Met Manufacturing tο turn a prοfit, 103,184 sunglasses must be sοld.

Definitiοn οf a unitary methοd.  

The well-knοwn straightfοrward apprοach, actual variables, and any relevant infοrmatiοn frοm the initial and specialist questiοns can all be used tο finish the assignment. Custοmers may be given anοther chance tο try the gοοds in respοnse. If nοt, significant expressiοn in οur understanding οf prοgrams will be lοst.

Here,

We must figure οut hοw many pairs οf sunglasses must be sοld tο cοver the fixed and variable cοsts in οrder tο reach the break-even pοint.

Assume that X sunglasses must be sοld tο break even.

Fixed cοst plus variable cοst equals tοtal cοst.

Selling price x Number οf units sοld equals tοtal revenue.

The tοtal revenue and entire expense are equal at the break-even pοint.

Thus, we can cοnstruct the equatiοn:

Fixed cοst plus variable cοst multiplied by the selling price equals the quantity sοld.

=>  $9.44 X = $748,374 + $2.19 X

=>  $9.44 X - $2.19 X = $748,374

=>  $7.25 X = $748,374

=>  X = $748,374 / $7.25

=>   X = 103,184

Therefοre, fοr Met Manufacturing tο turn a prοfit, 103,184 sunglasses must be sοld.

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Robert has some nickels and some dimes. He has a maximum of 29 coins worth no less than $2.20 combined. If Robert has 10 nickels, determine all possible values for the number of dimes that he could have. Your answer should be a comma separated list of values. If there are no possible solutions, submit an empty answer.

Answers

Let's solve this problem step by step.

Robert has 10 nickels, which means he already has 10 coins. We need to find the possible values for the number of dimes he could have.

Let's assume Robert has x dimes.

The value of 10 nickels is 10 * $0.05 = $0.50.
The value of x dimes is x * $0.10 = $0.10x.

The total value of the coins is at least $2.20. So we can write the inequality:

$0.50 + $0.10x ≥ $2.20

Now let's solve this inequality for x:

$0.10x ≥ $2.20 - $0.50
$0.10x ≥ $1.70
x ≥ $1.70 / $0.10
x ≥ 17

Therefore, the possible values for the number of dimes Robert could have are 17 or greater.

So, the comma-separated list of possible values for the number of dimes is: 17, 18, 19, 20, 21, 22, 23, 24, 25, 26, 27, 28, 29.

Note: We have considered the maximum limit of 29 coins mentioned in the problem, so any value of x greater than or equal to 17 and less than or equal to 29 would satisfy the given conditions.
Final answer:

Robert's dimes are anywhere between 17 and 19.

Explanation:

Nickels

are worth 5 cents, and

dimes

are worth 10 cents. Since Robert has 10 nickels, he already has 50 cents. To reach a minimum of $2.20, or 220 cents, Robert needs at least 170 more cents. Because each dime is worth 10 cents, he needs a minimum of 17 dimes. If he has a maximum of 29 coins in total, subtracting the 10 nickels means that he can have up to 19 dimes. So, Robert could have anywhere between 17 and 19 dimes.

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10 more than a number w is -2.6

Answers

What kind of question is that? That’s a statement.

Answer:

10 + w = -2.6

Step-by-step explanation:

PLS HELP ME !!!!!!!!!!!!!!!!

PLS HELP ME !!!!!!!!!!!!!!!!

Answers

Answer:

C

Step-by-step explanation:

All sides make a cube

Answer:

D

Step-by-step explanation:

PLS HELP ME !!!!!!!!!!!!!!!!

What is the range of possible sizes for side x? (Khan)

What is the range of possible sizes for side x? (Khan)

Answers

The range of possible sizes for side x is 2.3 < x < 8.7.

What are the possible sizes for the missing side of a triangle?

Herein we have a triangle, of which two of its sides are known and we can now the set of all possible values by using the law of the cosine:

x² = 3.2² + 5.5² - 2 · 3.2 · 5.5 · cos θ

x = √(40.49 - 35.2 · cos θ)

The cosine is bounded between - 1 and 1, then the possible sizes for the side x are:

2.3 < x < 8.7

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If you score higher than 90% on the test, you'll get an A. If you get an A, you can celebrate.
You scored a 92% on the test. What can you conclude using the Law of Syllogism?

Answers

Answer:

  You'll get an A and you can celebrate.

Step-by-step explanation:

The hypothesis for the first conditional is met, so we can assume the conclusion is true: you'll get an A.

That conclusion satisfies the hypothesis of the second conditional, so we can assume its conclusion is true: you can celebrate.

Taken together, we can assume ...

  You'll get an A and you can celebrate.

HELP ME AGAIN I BEG WALLAHI THIS IS HARD

HELP ME AGAIN I BEG WALLAHI THIS IS HARD

Answers

Answer: It’s C again lol

Step-by-step explanation:

there are how many distinct website graphics to be created?

there are how many distinct website graphics to be created?

Answers

According to the question there are 35 distinct website graphics that can be created by using at least four of seven different bitmap images.

What is website?

A website is a collection of related web pages, images, videos, and other digital assets that are hosted on a web server and can be accessed by users over the internet. A website is typically identified by a unique domain name and can be accessed by typing the URL into a web browser.

Using the formula for calculating the number of combinations of size k from a set of size n (n choose k), we can calculate the number of distinct website graphics that can be created by using at least four of seven different bitmap images as follows:

n = 7 (7 different bitmap images)
k = 4 (at least 4 of the 7 bitmap images)
Number of distinct website graphics = (7 choose 4) = 35
Therefore, there are 35 distinct website graphics that can be created by using at least four of seven different bitmap images.

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A graph has quantity on the x-axis and price on the y-axis. A supply line goes through (10, 25), (20, 30), (30, 35), (40, 40).A graph has quantity on the x-axis and price on the y-axis. A demand line goes through (10, 40), (20, 30), (30, 20), (40, 10). Based on the supply graph and the demand graph shown above, what is the price at the point of equilibrium? a. 20 b. 30 c. 40 d. There is not enough information given to determine the point of equilibrium. A graph has quantity on the x-axis and price on the y-axis. A supply line goes through (10, 25), (20, 30), (30, 35), (40, 40).A graph has quantity on the x-axis and price on the y-axis. A demand line goes through (10, 40), (20, 30), (30, 20), (40, 10). Based on the supply graph and the demand graph shown above, what is the price at the point of equilibrium? a. 20 b. 30 c. 40 d. There is not enough information given to determine the point of equilibrium. A graph has quantity on the x-axis and price on the y-axis. A supply line goes through (10, 25), (20, 30), (30, 35), (40, 40).A graph has quantity on the x-axis and price on the y-axis. A demand line goes through (10, 40), (20, 30), (30, 20), (40, 10). Based on the supply graph and the demand graph shown above, what is the price at the point of equilibrium? a. 20 b. 30 c. 40 d. There is not enough information given to determine the point of equilibrium.

Answers

Man that’s difficult

NEED HELP ASAP GIVING BRAINLIEST!!!!!!!!!!!!!!!!!!

NEED HELP ASAP GIVING BRAINLIEST!!!!!!!!!!!!!!!!!!

Answers

Answer:

option D

Step-by-step explanation:

\(sin^2 ( \frac{3\pi}{2}) + cos^2(\frac{3\pi}{2}) = 1\\\\( -1)^2 + 0^2 = 1\)

Explanation:

\(sin x = cos( \frac{\pi}{2} - x)\\\\sin(\frac{3\pi}{2}) = cos ( \frac{\pi}{2} - \frac{3\pi}{2})\\\)

            \(=cos(\frac{\pi - 3\pi}{2})\\\\ =cos(\frac{2\pi}{2})\\\\=cos \ \pi\\\\= - 1\)

Therefore ,

               \(sin^2( \frac{3\pi}{2}) = ( - 1)^2\)

An Native American tepee is conical tent. Find the number of skins needed to cover a teepee 10ft in diameter and 12ft high. each skin covers 15 sq. feet (use pi=3.14)​

Answers

Answer:

19 skins

Step-by-step explanation:

Total surface area of the cone = πr(r+l)

r is the radius = 10ft/2 = 5ft

l is the slant height

l^2 = 12^2 + 5^2

l^2 = 144+25

l^2 = 169

l = 13ft

Get the surface area

TSA = 3.14(5)(5+13)

TSA = 15.7*18

TSA = 282.6 ft^2

If each skin covers 15 sq. feet

Number of skin needed = 282.6 /15

Number of skin needed = 18.84

Number of skin needed is approximately 19 skins

What is the measure of Zx?
Angles are not necessarily drawn to scale.
Y
- Z
106°
Х
W W
O

What is the measure of Zx?Angles are not necessarily drawn to scale.Y- Z106W WO

Answers

Answer:

∠x = 74°

Step-by-step explanation:

wxz = wxy + yxz

180 = x + 106

x = 180 - 106

x = 74°

0.047 rewrite as percentage

Answers

Answer:

.05 %

Step-by-step explanation:

Hi! I believe your answer is 4.7%. Simply move the decimal two places to the right. I hope this helps you! Good luck and have a great day. ❤️✨

A 3-gallon bucket of paint costs $111.12. What is the price per quart?

Answers

Answer:

9.26 per quart

Step-by-step explanation:

A 3-gallon bucket of paint costs $111.12.

  Find the price of per quart.

3 gallons equal 12 quarts. We divide 111.12 for 12 quarts by 12:

111.12 / 12 = 9.26

A signal can be formed by running different colored flags up up a pole, one above the other. Find the number of different signals consisting of 9 flags that can be made using 3 white flags, 3 red flags, and 3 blue flags

Answers

The total number of different signals consisting of flags is 216

Given data ,

The number of different signals consisting of 9 flags that can be made using 3 white flags, 3 red flags, and 3 blue flags can be calculated using combinatorial principles.

There are 3 choices for the top flag (white, red, or blue), 2 choices for the second flag (since we've already used one color for the top flag), and 1 choice for the third flag.

Similarly, there are 3 choices for the fourth flag, 2 choices for the fifth flag, and 1 choice for the sixth flag. Finally, there are 3 choices for the seventh flag, 2 choices for the eighth flag, and 1 choice for the ninth flag.

Using the multiplication principle, we can multiply the number of choices at each step to get the total number of different signals:

3 × 2 × 1 × 3 × 2 × 1 × 3 × 2 × 1 = 3! × 3! × 3!

where "!" represents the factorial operation, which is the product of all positive integers up to a given number.

So, the total number of different signals consisting of 9 flags that can be made using 3 white flags, 3 red flags, and 3 blue flags is:

3! × 3! × 3! = 6 × 6 × 6 = 216

Hence , the number of signals is 216

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given:f(x)=3x^2+1,G(x)=2x-3,H(x)=x
F(-2)=
a.13
b.37
c.-11

Answers

Answer:

13 is the answer:)

Step-by-step explanation:

f(-2)= 3* (-2)² + 1

= 3*4 + 1

= 13

Please Answer fast

Find the value of x°.

Please Answer fastFind the value of x.

Answers

Answer:

X=60°

Step-by-step explanation:

Because the sum of angle of all side of a triangle is 180°

and

if that goes on

the equation become

x°+75°+45°=180°

x°+120°=180°

x°=180°-120°

x°=60° hence prove

Sum of angles degrees = 180
75 + 45 = 120
180 - 120 = 60
X= 60

A soup recipe makes 6 cups. How many people does it serve if each serving is of a cup

Answers

Answer:

8

Step-by-step explanation:

Calcular los 3/5 de los 2/3 de las 3/4 de 560

Answers

For the fractions, the calculation of 3/5 of 2/3 of 3/4 of 560 is equal to 168.

How to solve fractions?

To calculate 3/5 of 2/3 of 3/4 of 560, break it down step by step:

Step 1: Calculate 3/4 of 560:

3/4 × 560 = (3 × 560) / 4 = 1680 / 4 = 420

Step 2: Calculate 2/3 of the result from Step 1:

2/3 × 420 = (2 × 420) / 3 = 840 / 3 = 280

Step 3: Calculate 3/5 of the result from Step 2:

3/5 × 280 = (3 × 280) / 5 = 840 / 5 = 168

Therefore, 3/5 of 2/3 of 3/4 of 560 is equal to 168.

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Consider the equation and the following ordered pairs: (1,y) and (x,−3).

6x+3y=15

Answers

:- sub in 1 in place of x
6(1)+3y=16
3y= 10
y = 10/3


Sub in -3

6x+3(-3)=15
6x-9=15
6x= 24
x=4


Final answers: (1;10/3)
(4;-3)

on a field trip, there are `3` chaperones for every `20` students. there are `92` total people on the trip.

Answers

There are 12 chaperones in total.

In molecular biology, molecular chaperones are proteins that help big proteins or macromolecular protein complexes fold or unfold conformationally. There are different groups of molecular chaperones, all of which have the same purpose: to help big proteins fold properly during or after synthesis as well as following partial denaturation. Protein translocation for proteolysis involves chaperones as well.

The first molecular chaperones to be identified are an assembly-type of chaperones that help nucleosomes form from folded histones and DNA.

Since heat stress increases the propensity for protein aggregation, one of the main roles of molecular chaperones is to prevent the accumulation of misfolded proteins. As a result, many chaperone proteins are categorized as heat shock proteins.

Chaperones and students combined: 3 + 20 = 23

by the number of individuals in total:

92 / 23 = 4

Divide that sum by the proportional number of chaperones:

4 x 3 = 12

There are 12 chaperones in total.

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Just one more after this I’m done-

Just one more after this Im done-

Answers

Answer:

I used cosine rule to find length b

Just one more after this Im done-

Answer:

58.3 is the answer and used cosine

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