Answer:
4 i think but im not sure
Step-by-step explanation:
sorry for being late
The initial value of the exponential function is 2.
What are Exponential Functions?Exponential functions are functions where the independent variable, x is in the exponent.
Given is the graph of the exponential function.
The initial value of the exponential function is the value of the function when the value of the independent variable is 0.
The general form of exponential function is y = abˣ
When x = 0, y = a, which is the initial value.
Here, when x = 0, the graph touches the Y axis.
y = 2
Hence the initial value is 2.
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which graph represents the function
Joshua drinks 8 cups of water a day. The recommended daily amount is giving in fluid ounces. How many food ounces of water does he drink each day?
Answer:
64 fluid acids=8 cups
Step-by-step explanation:
Find the standard deviation for the test scores
given in the following stem-and-leaf plot.
A set of data points has a line of best fit of y= -0.2x + 1.7. What is the residual for the point (5, 1)?
Α. 1.5
Β. Ο.7
C. 0.3
D. -0.3
Answer: 0.3
Step-by-step explanation: I took the test
The graph of linear function g passes through the point (-3,-10) and has a slope of 2.
What is the zero of g.
Answer:
2
Step-by-step explanation:
when x is 2 y = 0.
lets start with writing the function's equation;
it has a slope of 2 so 2x + k = y
given in the question when x = -3, y = -10
so k = -4
y = 2x - 4, 0 = 2x-4 then x = 2
The sum of two consecutive numbers is -37. Find the numbers.
Answer:
I think you answer will be 7
The age of trees in a forest is known to be approximately normal with an average age of 40 years and a standard deviation of 10 years. What is the standardized score for a tree that is 34 years old?
Answer: D. -0.6
Step-by-step explanation:
Z score formula= x-mean/ SD
34-40/10= -3/5= -0.6
The standardized score for a tree that is 34 years old is -0.6
We have given that,
The age of trees in a forest is approximately normal with an average age of 40 years and a standard deviation of 10 years.
We have to determine what is the standardized score for a tree that is 34 years old
What is the Z-score formula?Z score formula= x-mean/ SD
We use the given values in the above formula so we get,
Z score =34-40/10
Z score = -3/5
Z score = -0.6
Therefore, The standardized score for a tree that is 34 years old is -0.6
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help pls!!!!!!!!!!!!!!!!!!!!!!!
Answer:
x = -6
Step-by-step explanation:
50+x+46=90
x=90-50-46
x= -6
A cylinder has a height of 17 millimeters and a radius of 6 millimeters. What is its volume? Use ≈ 3.14 and round your answer to the nearest hundredth.
Answer:
1921.68mm^3
Step-by-step explanation:
Given data
H=17 millimeters
R=6 millimeters.
We know that the expression for the volume of cylinder is
V= πr^2h
substitute
V= 3.14*6^2*17
V= 3.14*36*17
V= 1921.68 mm^3
Hence the volume is 1921.68mm^3
ABC is isosceles AC=20 and BC= 3x-7
Answer:
x=9
Step-by-step explanation:
Triangle ABC is similar to triangle DEF. What is the value of x in centimeters?
A. 17 cm
B. 16.5 cm
C. 15.4 cm
D. 18 cm
Answer:Triangle ABC is similar to triangle DEF. What is the value of x in centimeters?
Step-by-step explanation: it will be B
Which values are solutions to the inequality below?
Check all that apply.
ill give brainliest, help me asap!
Lin says she has memorized the lengths of a few right triangles, for example, 3, 4, and 5. She is trying to compile a list of several right triangles but needs your help. Find the side lengths of at least two other right triangles.
Answer:
6-8-10
9-12-15
5-12-13
Step-by-step explanation:
We know the 3-4-5 right triangles work when you multiply the sides by anything. For example. 6-8-10 and 9-12-15 work.
If you want other right triangles that follow a similar pattern, 5-12-13 is also viable. 10-24-26 & 15-36-39 are all right triangles
The 6, 8, 10, and 9, 12, and 15 are other sides of the right-angle triangle after applying Pythagoras theorem.
What is a right-angle triangle?It is a triangle in which one of the angles is 90 degrees and the other two are sharp angles. The sides of a right-angled triangle are known as the hypotenuse, perpendicular, and base.
We have:
Lin says she has memorized the lengths of a few right triangles, for example, 3, 4, and 5.
There are 6, 8, 10, 9, 12, and 15 other sides of the right-angle triangle.
On applying Pythagoras theorem.
6² + 8² = 10²
9² + 12² = 15²
Thus, the 6, 8, 10, and 9, 12, and 15 are other sides of the right-angle triangle after applying Pythagoras theorem.
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Your friend is trying to solve the equation. Is your friend correct? Does x = 15? How do you know?
Answer:
no he is not correct you are supposed to divide by -5 and the correct answer is -4
Step-by-step explanation:
pls mark brainliest
Answer:
No x doesn't equal to 15. And I know this because -5 -5 = 15 ? which is no
Which quadratic function in vertex form can be represented by the graph that has a vertex 3.-7) and posses
through the point (1.-10)
A-y=3/4(x+3)^2+7
B-y=-3/4(x+3)^2-7
C-y=3/4(x-3)^2+7
D-y=-3/4(x-3)^2-7
Answer:D
Step-by-step explanation:
true or false? typing 720 words in 12minutes is equal to 60 words per minute
Answer:
720/60
=12
Yepz
Step-by-step explanation:
TrueHope it helps
Answer:
It's True
Step-by-step explanation:
1 minute = 60 words
then how many words in 12 minutes?
So, Multiply 12 with 60
12 × 60 = 720
Thus, 720 words can be type in 12 minutes
-TheUnknownScientist
It cost $730 to put on a school play . How many tickets must be sold at $6 a piece in order to make a profit
Answer:
122
Step-by-step explanation:
if you do 730 divided by 6 the answer is 121.6666667 so you round it up to 122
Find the slope of the line that passes through (4, 1) and (9, 8).
Are the figures congruent? Explain.
answer:
yes, because when you count the units you will see they are same
step-by-step explanation:
being congruent doesn't mean it is similar, however being similar does mean that they are congruentas you can see when you count the number of units, they are similartherefore, they are congruentis this positive or negative explain why
Answer:
a-1 would still be positive if not exactly on 0
Step-by-step explanation:
Answer:
A is positive
Step-by-step explanation:
Because a is after 0, and anything after 0 is postive. If it was negative, it would be before 0.
HELP! 9 is what percent of 100 (need to show how I got my answer)
Answer:
9%
Step-by-step explanation:
We can start by changing this number to a fraction.
[tex]\frac{9}{100}[/tex]
We know that 100 is a whole percentage
Therfore, we would get 9%
Find the first four terms of the sequence given by the following.
an= 9(2)^-1,
n=1, 2, 3...
Answer:
See this attachment...
Step-by-step explanation:
Your answer dear
hope it's helpful to you
Factor the Polynomial
5x2 + 45x
Answer:
55x
Step-by-step explanation:
5x*2+45x=
10x + 45x= 55x
Eight years ago, Manny was 4 years old. Let m equal Manny's age now. Circle every equation that shows Manny's age now.
Answer:
4+8=M or 4+8=12 or just 12
Step-by-step explanation:
there isnt anything to circle so but since he was 4, 8 years ago, you would add 4 and 8.
PLEASEEEE HELP ASAP ❗️❗️❗️❗️❗️❗️❗️❗️❗️❗️❗️❗️
Sarah is self-publishing her 300-page novel and wants to estimate the printing costs.
She looks up printing costs for other paperback books and plots the number of pages (x)
against the cost (y) in dollars.
Answer the questions to estimate the cost of printing a 300-page paperback book.
1. What is the y-intercept for the trend line? What is the real-world meaning of this point?
2. One point on the trend line is (200,6). Using this point in the Y intercept, find the slope of the trend line. Show your work.
3. What is the real-world meaning of the slope?
4. Use the slope and y-intercept to write an equation for the trend line in the slope-intercept form.
5. Use your equation to estimate the cost of printing Sarah’s 300-page book
Answer:
1. Y-intercept b=5
That means it has a 5.00 starting fee.
2. Using the formula (Y2-Y1)/(X2-X1) we will find the slope between the two points.
Point one (X1 and Y1) will be the Y-intercept.
X1,Y1 = (0, 5.00)
Point 2 (X2 and Y2) will be the point on the trend line.
X2, Y2 = (200, 6.00)
Plug in:
(6.00 - 5.00)/(200 - 0) = 00.5 or 1/200.
3. When printing 200 pages each page will cost $.005.
4. .005x+5
5. .005x+5
.005(300)+5=6.5
good luck♡♡!!
Step-by-step explanation:
The estimated cost of printing Sarah's 300-page book is $6.50.
What is Slope of Line?The slope of the line is the ratio of the rise to the run, or rise divided by the run. It describes the steepness of line in the coordinate plane.
The y-intercept for the trend line is the value of y when x is equal to zero, which is 5.
The real-world meaning of this point is the fixed cost or base cost of printing a book, which includes expenses like labor, equipment, and materials that are not dependent on the number of pages in the book.
We are given one point on the trend line, (200,6), and the y-intercept is (0,5). So, we can substitute these values in the formula:
slope = (6 - 5) / (200 - 0) = 0.005 or 1/200
The real-world meaning of the slope is the variable cost per page, which represents the additional cost of printing each page beyond the fixed cost.
In this case, the slope of 0.005 means that it costs $0.005 or half a cent to print each additional page.
Using the slope-intercept form, the equation for the trend line is:
y = mx + b
where m is the slope and b is the y-intercept. Substituting the values we obtained in steps 1 and 2, we get:
y = 0.005x + 5
To estimate the cost of printing Sarah's 300-page book, we substitute x = 300 in the equation:
y = 0.005(300) + 5 = 6.5
So, the estimated cost of printing Sarah's 300-page book is $6.50.
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Please help Lia brought 21 shirts and plants. Her total was $357. Pants cost $25 each, and shirts cost $14.50 each. How many of each item did she buy? Show your work
Will give points
Show your work it’s sublimation
Will give points
Answer: Chnager your profile pic
Step-by-step explanation:
Answer:
noooooo nittt
Step-by-step explanation:well urv gay
does anyone know the answer to this ?
Answer:answer b
Step-by-step explanation:
Answer:
I think it is B
Step-by-step explanation:
If 65xE=110 what is E
Answer: 22/13
Step-by-step explanation:
65e = 110
Divide 63 on both sides anyou get 22/13
Question 3 (1 point) A right triangle has a leg length of 21 and a hypotenuse of 75. Find the missing leg.
Answer:
72
Step-by-step explanation:
Given that :
Triangle is right angled ;
Leg length = 21 ; hypotenus = 75 ; Length of missing leg =?
From Pythagoras :
Length of leg 2 = sqrt[(hypotenus )² - (length of leg1)²]
Let length of leg 2 = x
x = sqrt[(75 ² - 21²)]
x = sqrt(5625 - 441)
x = sqrt(5184)
x = 72
A right triangle has a leg length of 21 and a hypotenuse of 75. Find the missing leg.
Please explain how to solve for x in the attached photo.
Answer:
x = 24°
Step-by-step explanation:
the sum of the interior angles in a triangle = 180°
so:
(2x + 5°) + 64° + 3x - 9° = 180°
combine like terms:
5x + 60° = 180°
subtract 60° from each side of the equation:
5x = 120°
x = 24°