Given , the pattern
O , OO , .....
so, the first term is 1 circle
The second is 2 circles
So, the next two figures are:
OOO , OOOO
please answer this I will definitely give u a brainlies badge
sinθ = t/o
cosθ = m/o
tanθ = t/m
cscθ = o/t
secθ = o/m
cotθ = m/t
What is 17 divided by 9
If 60 people were surveyed, how many of them would chose an SUV as their preferred vehicle?
60
57
36
39
Answer:
39
Step-by-step explanation:
Question 10: The graph below shows a company's profits f(x), in dollars, depending on the price of 8.01 & 8.04
pens x, in dollars, sold by the company.
Part A (2pts): Highlight your answer below
150
90
00
30
f(x)
What does the maximum value represent?
A The point where no profit is made
B.
C.
D.
The point where the most profit is made
The point where the most pens are made
The point where no pens are made.
Part B (2 pts) Highlight/circle your answer What do the x-intercepts represent?
A.
The price per pen where the most profit is made
B.
The price per pen where no profit is made.
C.
D.
The point where the most pens are made.
The point where no pens are made.
Part C (3 pts): What is an approximate average rate of change of the graph from
x=3 to x = 6? Show your work.
Part D (3 pts) Drag & Drop into the blanks to describe the constraints of the
domain.
The domain of this graph given the situation is
because
beyond those points.
+
Z
The x-intercepts represent a zero profit, the maximum value of the graph represents the maximum profit, An approximate average rate of change of the graph from x=3 to x=5 represents the reduction in profit from 3 to 5 and the domain is constrained by x=0.
Part A:
The x-intercepts represent a zero profit.
The maximum value of the graph represents the maximum profit.
The function increases up till the vertex and decreases after it.
This means that the profit increases as it reaches the peak at the vertex.
It decreases after the vertex up till it reaches zero.
On the left of the first zero and on the right of the second zero, the profits are negative.
Part B:
An approximate average rate of change of the graph from x=3 to x=5 represents the reduction in profit from 3 to 5.
Part C:
Simply, the domain is constrained by x=0.
We are obliged at x=6 .
This is because we have to avoid a negative profit.
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i took too many pills counting up the bills
Molly in my cup i can't tell you how it feel
Answer:
errday i b countin up countin up da blues count away sometimes we always lose
Step-by-step explanation:
juice wrld
Answer:
juice wrld
Step-by-step explanation:
Andrea saves 65 each day.if this is 25% of hair daily allowance, how much is her daily allowance
25/100 = x/65
100x = 1625
x = $16.25
$16.25 is her daily allowance
log_6(x+1)+log_6x=1
Answer:
x = -3, 2
Step-by-step explanation:
\(log_6(x+1)+log_6x=1 \\ \\ log_6 \{x(x+1) \} = 1 \\ \\ x(x + 1) = {6}^{1} \\ \\ {x}^{2} + x = 6 \\ \\ {x}^{2} + x - 6 = 0 \\ \\ {x}^{2} + 3x - 2x - 6 = 0 \\ \\ x(x + 3) - 2(x + 3) = 0 \\ \\ (x + 3)(x - 2) = 0 \\ \\ x + 3 = 0 \: \: or \: \: x - 2 = 0 \\ \\ x = - 3 \: \: or \: \: x = 2 \\ \\ x = - 3, \: \: 2\)
how many two digit number divisible by 4
Answer:
the total is 22 two digit number which are divisible by 4
I will mark you brainiest!
What is the length of EF?
A) 2.4
B) 3.8
C) 0.5
D) 1.2
Answer: 2.4
Step-by-step explanation: Given the angles below, the length of EF will be 2.4
Answer:
B) 3.8.
EF = 3.8
Use the law of sines to find the unknown length EF
What’s the length of kL?
Applying the intersecting secants theorem, the length of segment KL is approximately, 45.8.
What is the Intersecting Secants Theorem?According to the intersecting secants theorem, if two lines from a point outside a circle intersect the circle, then the product of the length of one line segment and its portion outside the circle is equal to the product of the length of the other line segment and its portion outside the circle.
Using the theorem, we have:
MN * MO = ML * MK
Substitute:
21 * 48 = 22 * KL
1,008 = 22KL
1,008/22 = KL
KL = 45.8 (nearest tenth)
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Use prime factors to find the square root of 777924.
Using prime factors the root of given variety of 777924 is 882 .
The root of any variety is adequate to variety, that once square offers the first variety.The process of writing variety because the product of prime numbers is prime factorization. Prime numbers area unit the numbers that have solely 2 factors, one and therefore the variety itself.The image of prime factorization of 777924 is given below
By prime factorization of 777924 we have a tendency to follow five easy steps:
1. we have a tendency to write variety 777924 higher than a 2-column table
2. we have a tendency to divide 777924 by the tiniest attainable factor
3. we have a tendency to write down on the left facet of the table the factor and next variety to factorize on the ride facet
4. we have a tendency to still consider this fashion (we subsume odd numbers by making an attempt little prime factors)
5. we have a tendency to continue till we have a tendency to reach one on the ride facet of the table
Prime factorization of 777924 = 1×2×2×3×3×3×3×7×7×7×7
On doing square root , we get
\(\sqrt{777924} =\sqrt{ 1\times2\times2\times3\times3\times3\times3\times7\times7\times7\times7}\)
= 882
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help!! will mark brainliest
use the following coordinate plane to write the ordered pair for each point.
Answer:
A (-2.5,0)
b(3,3)
c(1,-4)
Step-by-step explanation:
A driver travels a distance of 119 miles between 09:50 and 11:35. Work out the average speed of the driver
Answer:
68 miles per hour.
Step-by-step explanation:
The time taken for the driver to drive 119 miles is 105 minutes.
The average speed is equal to distance divided by the time taken.
105 minutes is equal to 1.75 hours.
\(S=119/1.75\)
\(S =68\)
The driver's average speed is 68 miles per hour.
Answer:
Speed = 68 mph
Step-by-step explanation:
Given:
Distance = 119 miles
Time = 1 hour 45 minutes = 1.75 hours
Required:
Speed = ?
Formula:
Average Speed = Total Distance Covered / Total Time Taken
Solution:
Speed = 119/1.75
Speed = 68 mph
Find 2 points on the parabola with focus (1,-2) and directrix at y=1
Answer:
use this Y=MX+B
Step-by-step explanation:use this Y=MX+B
answer this for 18 points btw theres no fractions decimals just normal find th value of x
Answer:
x = 28°Step-by-step explanation:
From the question the figure above is a triangle.
The sum of angles in a triangle add up to 180°
To find the value of x add up all the angles and equate them to 180 to find the value of x
We have
50 + 2x + 3x - 10 = 180
5x + 40 = 180
5x = 180 - 40
5x = 140
Divide both sides by 5
We have the final answer as
x = 28°Hope this helps you
2(x+4) -6
Can someone help me
2(x+4)-6
Here,Solution
or,(2x+8)-6
or,2x+2
3 ( Q - 7 ) = 21
Q = ?
Answer:
Step-by-step explanation:
use distributive prop.
3 times q =3Q
3 Times -7 =-21
3Q-21=21
ADD 21 to both sides
3q=42
q=14 .
12
Select the correct answer.
The scatter plot represents the purchase prices and selling prices of X-ray machines made by five different manufacturers. Which of the following
points show errors of prediction or residuals?
OA.
OB.
O C.
O D.
Points (14, 25) and (15, 25)
Points (15, 25) and (18, 26)
Points (14, 25) and (16, 25)
Points (12, 24) and (18, 26)
Estimated Selling Price (in $1,000)
26.5
26-
25.5
25
24.5
24
23.5
10
11
12 13 14 15 16 17 18 19 20
Purchase Price (in $1,000)
The points on the scatter plot show the different predictions. The straight line drawn is called the line of regression.
Errors in prediction for each point can be determined by drawing a vertical line from the point to the line of regression. As seen in the image, all of the prediction points are found on the line except for points (14,25) and (16,25). Therefore, these points contain errors in prediction.
The graph that represent this data using the points is added as an attachment
From the question, we have the following parameters that can be used in our computation:
The x and y values
Where
x = stars
y = price
To determine the graph that represent the data, we enter the x and y values in a graphing tool to create the graph
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A power line is to be constructed from a power station at point A to an island at point C, which is 2 mi directly out in the water from a point B on the shore. Point B is 8 mi downshore from the power station at A. It costs $4200 per mile to lay the power line under water and $3000 per mile to lay the line under ground. At what point S downshore from A should the line come to the shore in order to minimize cost? Note that S could very well be B or A. (Hint: The length of CS is StartRoot 4 plus x squared EndRoot.)
Answer:
The distance downshore from point A to point S that minimizes cost is 5.5 miles.
Step-by-step explanation:
We can define the value X as the length that the power line is lie underground across the shore.
Then the segment Y becomes:
\(Y^2=2^2+(8-X)^2\\\\Y^2=4+64-16X+X^2=70-16X+X^2\\\\Y=\sqrt{70-16X+X^2}\)
Then, we can write the cost of the line (Z) as:
\(Z=3000X+4200Y=3000X+4200\sqrt{70-16X+X^2}\)
To optimize the cost function, we derive and equal to zero:
\(\dfrac{dZ}{dX}=3000(1)+4200[\dfrac{1}{2}(70-16X+X^2)^{(1/2-1)}\cdot(-16+2X)]\\\\\\ \dfrac{dZ}{dX}=3000+4200\dfrac{2X-16}{2\sqrt{70-16X+X^2}}=0\\\\\\4200\dfrac{2X-16}{2\sqrt{70-16X+X^2}}=-3000\\\\\\\dfrac{2X-16}{2\sqrt{70-16X+X^2}}=-3000/4200=-5/7\\\\\\\dfrac{X-8}{\sqrt{70-16X+X^2}}=-5/7\\\\\\X-8=-\dfrac{5}{7}\sqrt{70-16X+X^2}\\\\(X-8)^2=\dfrac{25}{49}(70-16X+X^2)\\\\X^2-16X+64=\dfrac{1750-400X+25X^2}{49}\\\\\\49X^2-784X+3136=1750-400X+25X^2\\\\24X^2-384X+1386=0\\\\4X^2-64X+231=0\)
\(X_{1,2}=\dfrac{-(-64)\pm\sqrt{(-64)^2-4(4)(231)}}{2(4)}\\\\\\X_{1,2}=\dfrac{64\pm\sqrt{4096-3696}}{8}\\\\\\X_{1,2}=\dfrac{64\pm\sqrt{400}}{8}=\dfrac{64\pm20}{8}\\\\\\X_1=\dfrac{64-20}{8}=\dfrac{44}{8}=5.5\\\\\\X_2=\dfrac{64+20}{8}=\dfrac{84}{8}=10.5\rightarrow\text{invalid: X}\leq 8\)
The distance downshore from point A to point S that minimizes cost is 5.5 miles.
Someone help
A)17/15
B)15/17
C)17
D)8/17
E)17/8
Answer:
B) 15/17
Step-by-step explanation:
You want the sine of acute angle A in the right triangle shown.
SineThe sine of the angle is the ratio ...
Sin = Opposite/Hypotenuse
We can go to the trouble to figure the hypotenuse, or we can choose the only suitable answer from the list provided. (It is the one marked already.)
The leg lengths of the triangle shown are 8 and 15, with leg 15 being opposite angle A. This is the first clue that the ratio will have 15 in the numerator. Only answer choice B matches.
CheckThe value of the sine function is never greater than 1, eliminating answer choices A, C, and E, leaving choices B and D.
Since the side opposite angle A is the longest of the two legs, we know that angle A is more than 45°, and its sine is more than √2/2. That means choice D can be eliminated, since it is less than 1/2.
The sine of angle A is 15/17.
<95141404393>
Instructions: Use the ratio of a 30-60-90 triangle to solve for the variables. Make sure to simplify radicals. Leave your answers as radicals in simplest form.
The histogram below displays the scores for a class of 37 students on a recent exam. Scores on this exam ranged from 51 to 98 points out of 100. Let the function f map an exam score to the height of the bar whose interval contains that score
(a) The value of f(83) is 5.
(b) It may or may not happen.
(c) The value of f(95) is 9.
Here, the height of the bar gives the marks at that particular point.
From the observations we can see,
(a) The interval 80-85 marks is point at the mark of 5. It means that there are 5 students who has scored in the interval of 80-85.
So, as are function is the exam score to the height of the bar whose interval contains that score.
Hereby, our value of f(83) will be equal to 5.
f(83) = 5.
(b) As, the marks are distributed over an interval. It can't be said that if any students scored exactly 83 marks or not. But the conclusion that we can draw is, that these 5 particular students have scored between 80-85 for sure.
(c) The value of f(95) is equal to 9. as we can see that the interval is distributed in such a way that a group of five students is formed. and the last part of the interval is not included in the next interval. The interval here forms a pattern like this,
91-95, after that 96-100.
So here the value of f(95) will be 9.
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The ratio of the interior angles of a triangle is 2 : 3 : 4. What are the angle measures? Write the angle measures from least to greatest.
9514 1404 393
Answer:
40°, 60°, 80°
Step-by-step explanation:
The total of ratio units is 2+3+4 = 9.
The total of angles in a triangle is 180°, so each ratio unit stands for 180°/9 = 20°.
The angle measures are ...
20° × 2 = 40°
20° × 3 = 60°
20° × 4 = 80°
what is the Y intercept of function g if g(x)=2f(x)+1? a. 0,3 b.0,2 c 0,1 d 0,-1
Answer:
d
Step-by-step explanation:
The y- intercept is where the graph crosses the y- axis
The graph crosses the y- axis at (0, 1 ) ← y- intercept
A wire that is centimeters long is shown below.
The wire is cut into two pieces, and each piece is bent and formed into the shape of a square.
Using properties of square,
a. Equation for total area = 2x² - 16x + 64
b. Area will be minimum for the value of x = 0
c. Minimum area will be 64cm².
Define a square?With four equal sides, a square is a quadrilateral. There are numerous square-shaped objects in our immediate environment. The equal sides and 90° internal angles of each square form serve as indicators of its identity.
Total length of wire = 32cm.
Now side of one square is given as x.
Perimeter of big square will be = 4x.
Now perimeter of small square = 32- 4x.
Side of small square = (32-4x)/4
= 4(8-x)/4
= 8-x
Area of big square = x × x
= x².
Area of small square = (8-x) ².
Now Total area, A(x) = x² + (8-x) ²
= x² + 64 + x² - 16x
= 2x² - 16x + 64
The side length that will minimize the area will be, x = 0.
Minimum area of the total figure will be = 64cm²
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A motorist travels for 20km at one speed, and then increased her speed by 20 kph
for next 30 km. How fast was she traveling originally if the total trip took 1 hour?
Answer:
The original speed was 40 kph which increased to 60 kph
Step-by-step explanation:
r * t + (r + 20)*(1 - t) = 50
r * t + (r - rt + 20 - 20*t = 50
r + 20 - 20t = 50
20/r + 30/(r + 20) = 1
20(r + 20) + 30*r = r(r + 20)
20*r + 400 + 30r = r^2 + 20r
r^2+20r = 20*r + 30r + 400
r^2 - 30r - 400 =0
(r - 40)(r + 10) = 0
r = 40 kph is the only root that works. r = - 10 has no meaning in this kind of question at all
93,83,65,59,88,76,86,93,48,73,54,79
What is the percentage of these test scores that are less than 88?
A sweater that is regularly priced at $25 is on sale for 25% off.
What is the amount of the discount?
What is the sale price?
What is the total price of the sweater including the 6.5% sales tax?
need help now plz
Answer:
Discount = 6.25
Sale Price = 18.75
6.5% tax = 1.21875
Final price = 19.96875 = 19.97
Step-by-step explanation:
25 x .25 = discount
25 - 6.25 = sale price
18.75 × 0.065 = tax
18.75 + 1.21875 = final price
I REALLY NEED HELP THIS IS URGENT.
Answer:plot at 50 degres
Step-by-step explanation:
IS THIS RIGHT? (28 points easy!!)
Step-by-step explanation:
yes, the step is correct.
a² = cx | multiply by c
ca² = c²x
I am just not sure how that simplified the equation.
what do you want to achieve ? what's the goal here ?
to solve the equation for x it would be to divide both sides by c, which gives
a²/c = x