In a standard Normal distribution, which z-score represents the 20th percentile?
Find the z-table here.
-1.41
-0.84
0.84
1.41

Answers

Answer 1

Answer: B

Step-by-step explanation:

e2020


Related Questions

The polynomial below is a perfect square trinomial of the form A2 - 2AB+ B2.
9x2-12x+4

A. True
B. False

Answers

Answer:

True

Step-by-step explanation:

A polynomial is a combination of terms separated by  +  or −  signs. A polynomial does not contain variables raised to negative or fractional exponents, variables in the denominator or under a radical, or any special features such as trigonometric functions, or logarithms.

Answer:

True

Step-by-step explanation:

Factoring is adding and multiplying, so basically you add -12 and 9 to get 4, at least thats how I got it. Hope this helps!

The graph below is the graph of a function.


A True
B. False

Answers

Answer:False

Step-by-step explanation:

Failed vertical line test

find the perimeter please i need help

Answers

Answer:48

Step-by-step explanation:add up all the sidees

Please help not sure how to do thIs see attached below

Answers

Answer:

7 in 1/2 for Y and 6 in 1/2 for X

Step-by-step explanation:

you can not go up nine so split it in half and add them on to X Y

and PS I am in 7th grade I tried my best and do you want to be friends ? my name is Ayden Hickle.

Enter decimal numbers in the boxes to identify the point in Quadrant III which is 3 units away from point A.

Answers

Answer:

(-0.5, -0.5)

Step-by-step explanation:

Let the coordinates of the point P in quadrant 3 are (x, y).

If a point A is 3 units apart, coordinates of point P will be [(x - 3), y].

From the figure attached,

Coordinates of the point A are (2.5, -0.5).

x coordinate of point P → (2.5 - 3) = -0.5

y coordinate of the point P → (-0.5) = -0.5

Therefore, point P which is 3 units apart from A will be (-0.5, -0.5)

Answer:

0.5,0.5

Step-by-step explanation:

Please graph and table -4x+2y=-8

Answers

Answer:

x=1/2y+2

Step-by-step explanation:

−4x+2y=−8

Step 1: Add -2y to both sides.

−4x+2y+−2y=−8+−2y

−4x=−2y−8

Step 2: Divide both sides by -4.

−4x

−4

=

−2y−8

−4

Which relation is a function?


{(1, 2); (2, 3); (3, 4); (1, 5)}


{(1, 2); (1, 3); (3, 2); (4, 2)}


{(1, 2); (2, 5); (3, 2); (4, 5)}


{(1, 2); (2, 3); (3, 4); (2, 5)}

Answers

Answer:

the third relation: {(1, 2); (2, 5); (3, 2); (4, 5)}

Step-by-step explanation:

relations can only be a function if the input/x don't repeat at all.

its ok if the output/y repeat though!

{(1, 2); (2, 5); (3, 2); (4, 5)}, best represents the functions. Option C is correct.

Given that,
To determine which relation is a function.

What are functions?

Functions is the relationship between sets of values. e g y=f(x), for every value of x there is its exists in set of y. x is the independent variable while Y is the dependent variable.

Here,
For a relation to be a function, for two variables only one of the variables can have a repeated value i.e. dependent variable with respect to the others if the value of both variables is repeating then the relation is not a function. So,
{(1, 2); (2, 3); (3, 4); (1, 5)}

X repeated twice its not the function.

Similarly,
{(1, 2); (2, 3); (3, 4); (2, 5)}  and {(1, 2); (1, 3); (3, 2); (4, 2)} are not the function.
But,
{(1, 2); (2, 5); (3, 2); (4, 5)} is function because the value of independent variable is not repeating.

Thus, {(1, 2); (2, 5); (3, 2); (4, 5)}, best represents the functions. Option C is correct.

Learn more about function here:

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PLZ HELP FAST shsggsgsgsbdfikand​

Answers

Answer:  

x    y-values

1    175

2   175

3   225

4    275

The domain is 1,2,3,4  it would be from 1 to 4 if the electrician bills for partial hours, or greater than 4, but this is not in the chart.

The range is 175,225,275.  Again there could be other values in between or greater than 275, but it is not in the chart.

Step-by-step explanation:  It is a function because for each x-value there is only one y-value, even if the y-value is the same for two of the x-valus

distance from (-2,3) to (3,-3)

Answers

Answer:

(5,-3)

Step-by-step explanation:

Exact form is the square root of 61. The decimal form is 7.81025

Jefferson Middle School needs to see a 300% gain in PTO fundraiser
sales from last year. If they sold a total of $2,420 last year, how much do
they need to sell this year to meet their goal? *

Answers

$7260
I multiplied 2420x3

Solve the following system of equations using the elimination method.
7x + 20y = 14
2x – 10y = 4
Question 18 options:

A)

(3,1)

B)

(2,0)

C)

(4,–5)

D)

(–3,4)

Answers

Answer:

opt B (2,0)

Step-by-step explanation:

.

.

.

pls rate

Answer:

B

Step-by-step explanation:

2-7 Using Function Notation
Select an example from the list below which correctly demonstrates that a relation does not need to be a function to have a domain and range.

A. The relation {(−1, 1), (0, 2), (3, −2), (5, 2)} is not a function, but the relation has a domain of {−1, 0, 3, 5} and a range of {1, 2, −2}.
B. The relation {−1, 0, 3, 5} is not a function and has no domain or range.
C. The relation {(0, 1), (0, 2), (0, 3), (0, 4)} is not a function, but the relation has a domain of {1, 2, 3, 4} and a range of {0}.
D. The relation {(0, 1), (0, 2), (0, 3), (0, 4)} is not a function, but the relation has a domain of {0} and a range of {1, 2, 3, 4}.

Answers

Answer:

I would say c

Step-by-step explanation:

C just makes sense to me, sorry if I'm wrong!

Answer:

its D

Step-by-step explanation: use m*a*thway buddy :) lol and keep ur S number to urself or ur gonna get h*a*c*k*e*d says im using innapropriate words lol

How do you do this question?

Answers

Answer:

Limit = 2

Step-by-step explanation:

[tex]\sum _{n=1}^{\infty }\frac{2^n}{3^n}\\= \sum _{n=1}^{\infty \:}\left(\frac{2}{3}\right)^n\\\\= \sum _{n=0}^{\infty \:}\left(\frac{2}{3}\right)^n-\left(\frac{2}{3}\right)^0[/tex]

[tex]\sum _{n=0}^{\infty \:}\left(\frac{2}{3}\right)^n=3,\\\\= 3-\left(\frac{2}{3}\right)^0\\= 2[/tex]

In this case it does converge, as 2/3 is between 1 and 0

Answer:

0

Step-by-step explanation:

2ⁿ / 3ⁿ = (⅔)ⁿ

⅔ is less than 1, so as n approaches infinity, the sequence approaches 0.

Drag each figure to show if it is similar to the figure shown or why it is not similar.

Answers

Similar: 6x18 rectangle, 3x1 rectangle
Not Similar Different Type Of Shape: 6x18 shape
Not Similar Different Ratio: 9x18 rectangle, 2x8 rectangle, 6x3 rectangle

Answer: Is shown below

Step-by-step explanation:

Hope this help :)

You take a package to the local shipping company. They charge $0.72 per pound, and also has a fixed cost of $5
per package. If P represents the number of pounds of your package, and C is the total cost of shipping your
package, which of these is the correct relationship between P and C?

Answers

Answer:

yoy didnt put a picture of the answer choices, so I'm not sure which one this would be, but the answer would be C=5 + .72P

Step-by-step explanation:

C is the total cost, so that would be on the opposite side of the equal sign from P. the 5 would be the constant, since that is the starting price for all packages, and the .72 is the price per pound, so you would have to multiply .72 by P pounds in order to complete the equation.

Hope this helps!

a snowboarder traveled at a speed of 12 meters per second for 15 seconds.How far did the snowboarder travel

Answers

12 x 15 is 180, the snowboarder traveled 180 meters.

Answer:

12 meters per second times 15 seconds = 180 meters

Step-by-step explanation:

*
1. What is the measure of angle A?

Answers

Where is the picture

Pina filled out the following information on the back of her monthly statement:
Ending balance from statement $1,139.78
Deposits outstanding
+ $280.67
Total of checks outstanding
- $656.91
Revised statement balance
Balance from checkbook
$763.54
Find Pina's revised statement balance. Does her account reconcile?

Answers

Answer:

yes

Step-by-step explanation:

It is true that Pina's account reconciles.

The monthly statement is given as:

Ending balance from statement $1,139.78 Deposits outstanding  + $280.67 Total of checks outstanding  - $656.91 Revised statement balance  $ Balance from checkbook  $763.54

Start by calculating the revised statement at the end of the month.

This is calculated using:

[tex]Revised = Ending\ Balance + Deposit\ Outstanding - Checks\ Outstanding[/tex]

So, we have:

[tex]Revised = \$1139.78 + \$280.67 - \$656.91[/tex]

Evaluate the expression

[tex]Revised = \$763.54[/tex]

By comparison, the revised statement equals the balance from the checkbook.

Hence, we can conclude that her account reconciles.

Read more about checkbooks at:

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Can someone help me with this one please

Answers

Answer:

mnxjzhsyushnauhJnnzuz

6.03+4=10.03 what are the integers HURRY PLEASE thanks

Answers

Answer:

6.03, 4, 10.03

Step-by-step explanation:

The definition of an integer is an a whole number that's not a fraction. None of these numbers are fractions, therefore they are integers. The answer is all of them :)

Joel is considering putting a $
$3500 laptop purchase on his
credit card, which has an interest rate of
4.95% compounded monthly. How long will it take him to pay off the purchase if he makes monthly
payments of $65?

Round your answer to the nearest tenth of a year.

Answers

Answer: $53.84

Step-by-step explanation: 3500 divided buy 65

how to mske a ten to find 17_8

Answers

You don’t have him ofor I wanna play with you and I wanna was your a

80 plus what equals 44??

Answers

Answer:

-36

Step-by-step explanation:

80 + (-36) = 44

The negative in the 36 allows it to be subtracted from 80

Answer:

80 + -36

Step-by-step explanation:

80 - 44 = 36

80 + -36 = 44

A model rocket is launched from the top of a building. The height (in meters) of the rocket above the ground is given by h( t) = -16t2 + 96t + 14, where t is the time (in seconds) since the rocket was launched. What is the rocket’s maximum height and when does this occur.

Answers

Answer:

158 meters (vertex/max point)

Step-by-step explanation:

Which of the following graphs represent a function

Answers

Answer: A

Step-by-step explanation:

Verticals line test

Answer:

A

Step-by-step explanation:

on edge 2021

what is the correct word form for 9.602​

Answers

Answer:

Nine and six hundred two thousandths

Step-by-step explanation:

Hope this helped.

Answer: nine and sixty-two thousandths nine and six hundred two hundredths nine and sixty-two hundredths nine and six hundred two thousandths.

Step-by-step explanation:

Reason 2) A:m B:m C:m
Reason 3)
A:Addition property
B:Angle addition postulate
C:Definition of congruence
D: Definition of complementary angles

Answers

Answer:g

Step-by-step explanation:

I believe it could be C

5x3 - 6x? - 28x – 2
X + 2

Answers

Answer:

i am only doing thjis so i can get more answers dont ask questions

Step-by-step explanation:

The perimeter of a rectangular room is 60 feet. Let x be the width of the room (in feet) and let y be the length of the room (in feet). Select all of the equations below that could model this
situation
A. 2(x + y) = 60
B. 2x + 2y = 60
C. x+2y = 60
D. 2x + y = 60
E. x+y = 60

Answers

Answer:

A and B are the correct answers

The equation that represent the given situation is 2 ( x +y) = 60 and 2x +2y = 60, the correct option is A, and B.

What is an Equation?

An equation is a mathematical statement formed when two algebraic expressions are equated using an equal sign.

The equations are useful in determination of unknown parameters.

A rectangle is a polygon with four sides, the opposite sides of a rectangle is parallel and equal.

The perimeter of a rectangular room is 60 feet.

The perimeter of a rectangle is given by,

P = 2 ( Length + Breadth)

Let x be the width of the room  (in feet).

Let y be the length of the room (in feet).

Substituting the values in the formula to get the equation.

60 = 2 ( x +y)

2 ( x +y) = 60 ---------- (1)

2x +2y = 60 ------------(2)

Therefore, the equations that could model this is situation 2 ( x +y) = 60 and 2x +2y = 60.

To know more about Equation

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8. Write an equation for the graph in slope-
intercept form.
10
9
a. y = 10x - 3
50
7
b. y = -3x + 10
LA
1
C. Y = -x + 10
3
3
2 1
3
4 5 6
7
8 9 10

Answers

Answer:

The answer is D

Step-by-step explanation:

the y is +10

slope is -1/3

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