Which of the following is a true statement about functions?
O A. If A and B are matrices, then AB = BA.
B. If fand g are functions, then (f+g)(x) = (8+)(x).
C. If fand g are functions, then (fºg)() = (8 ©f(x).
O D. If fis a function, then Ma+h) =f(a)+fh).

Answers

Answer 1
I think the answer is A

Related Questions

Find the equation
of the circle having AB as a chord
where A is the point (3,4) B( 6,1) and the tangent to the
circle at point A is the line 2y=x+5.​

Answers

Answer:i dont remember

Step-by-step explanation:

Please rerrrdjkdjrrjrjjrjrjr

Answers

Answer:

C

Step-by-step explanation:

14x4=56 and 26x2=52 so with process of elimination you get C

Answer:

M = 21.n =19

That should do

Mr. Garvey is almost finished working on his rectangular patio. He has ordered enough patio stones to cover an area of 600ft2. He knows that his yard is 30ft wide. He also remembers that there is an equation for areas of a rectangle: FASTTTTT

Answers

Answer:

20 ft

Step-by-step explanation:

Area of a rectangle = length x width

600 ft^2 = 30 ft x length

length = 600 / 30

= 20 ft

The dot plots show the numbers of miles Ian skated on several days in two different months.
July
0
5
10
Number of Miles Skated Each Day
15
August
10
Number of Miles Skated Each Day
15
Which statement is supported by the information in the dot plots?
A The least number of miles Ian skated on a day in July is greater than the least number of
miles Ian skated on a day in August.
B The median number of miles Ian skated each day in July is greater than the median
number of miles Ian skated each day in August.
C The mode of the number of miles Ian skated each day in July is less than the mode of the
number of miles lan skated each day in August.
D The range of the number of miles lan skated each day in July is less than the range of the
number of miles Ian skated each day in August

Answers

Answer:

D

Step-by-step explanation:

Answer:

C. The mode of the number of miles Ian skated each day in July is less than the mode of the number of miles lan skated each day in August.

Step-by-step explanation:

Hope this helps :)

Suppose you pay $3.00 to roll a fair die with the understanding that you will get back $5.00 for rolling a 1 or a 6, nothing otherwise. What is your expected value?

A. $5.00

B. –$1.33

C. $3.00

D. –$3.00

Answers

Answer:

I would say D

Step-by-step explanation:

I say D because there is only a 2/6 chance of getting the 5 bucks so it's more likely to get no money back and lose the 3 bucks

In 0.46, in which place is the 6?

Answers

Answer:

hundredths

Step-by-step explanation:

the 4 is in the tenth place therfore the 6 is in the hundredth place because it is 46/100

It is Hundredths
That place 6

yeah its me again you are smart im not and this assignment is due in literally 5 mins i need yalls help please ;-;

Answers

Answer:

x = 2

Step-by-step explanation:

5 ÷ 2 1/2 =

5 x 2/5 = 10/5 = 2

Answer:

I think it is 2

Step-by-step explanation:

5 ÷ 2 1/2 =2

3/5 of 3 1/4 is
( Thx for the answer :) )

Answers

Answer:

Step-by-step explanation:

1.95 is the correct answer

1.95 is your answer

Consider the following system of equations.

3x + 5y = 18
6x − 5y = 20

Decide which procedures eliminate the x variable and which eliminate the y variable. Drag and drop each procedure that will eliminate one of the variables into the appropriate category.

Subtract the second equation from the first equation.
Add the first and second equations. Multiply the first equation by −2; then add the two equations.
Divide the second equation by −2; then add the two equations. Subtract the first equation from the second equation.
Multiply the first equation by 2 then add the two equations.
Eliminate x Eliminate y

Answers

Answer:

Option B

On adding the first and second equations y can be eliminated

Step-by-step explanation:

The two equations are as follows

3x + 5y = 18 -- Eq (1)

6x − 5y = 20 -- Eq (2)

Adding equation 1 and 2, we get -

3x + 6x + 5y -5y = 18

9x = 18

x = 2

y = (18-3*2)/5

y = 12/5 = 2.4

The set of possible outcomes of a probability experiment is called the ___ ___

A- sample space
B- simulation
C- fair game
D- dependent events

Answers

Answer:

A

Step-by-step explanation:

Eleven of 25 kids watch T.V. before falling sleep. What percent of kids watch T.V. before falling asleep?

Answers

Answer:

44%

Step-by-step explanation:

you dont have to show work

Answers

Answer:

B

Step-by-step explanation:

Find the perimeter of a triangle with sides
15 inches, 15 inches, and 21 inches in length.
A 30 inches
B 36 inches
51 inches
D 53 inches

Answers

the answer is 51. you add 15+15+21

What is f(x)=2x-1 if x=0

Answers

Answer:

[tex]f=\frac{2x-1}{x}[/tex]

Step-by-step explanation:

An atom has 3 protons and 4 neutrons and 2 electrons, what is the overall charge on this atom
NOOOO LINKS OR I WILL REPORT

Answers

Answer:

+1

Step-by-step explanation:

Each Proton is +1

Each Neutron is 0

Each Electron is -1

1+1+1+0+0+0+0-1-1=1

Need help take your time and thank yoh

Answers

Answer:

(x - 3)(x - 12)

Step-by-step explanation:

Assuming you require to factor the expression

x² - 15x + 36

Consider the factors of the constant term (+ 36) which sum to give the coefficient of the x- term (- 15)

The factors are - 3 and - 12, since

- 3 × - 12 = + 36 and - 3 - 12 = - 15 , then

x² - 15x + 36 = (x - 3)(x - 12) ← in factored form

A bookcase contains these books. 36 cookbooks 17 autobiographies
39 novels 22 reference books One book is selected at random from the bookcase. Based on the information, which statement is true?
A The book is twice as likely to be a cookbook as a reference book.
B The book is just as likely to be a novel as it is to be an autobiography or a reference book.
C. The book is more likely to be a cookbook than a novel.
D. The item is half as likely to be a reference book as a novel.

Answers

Answer:

A

Step-by-step explanation:

ANSWER QUICK PLS
ANSWER QUICK PLS
The angle of elevation from the bottom of a slide to the top of the slide is
44°. If the top of the slide sits 16 feet above the ground, find the length of
the slide. Assume it is a straight slide.

Answers

Brainly bot here, telling you that your account has been  temporarily banned, and the only people that can answer your questions are the other banned accounts. dm the managers to find out more information.

Help please will give brainiest!
Write the equation of the line in Slope-Intercept form.

Answers

Answer:

Y=-2/3+4

Step-by-step explanation:

The slope of the equation can be solved with

2-4/3-0 y2-y1 divide by x2-x1 which gives 3/2 and the y intercept the point at which the slope hits the y intercept which is 4. Also the slope is negative as it’s pointed downwards.

Getting the slope:

m=[tex](y_1 - y_2 )/(x_1 - x_2)[/tex]

Using this formula, the slope is calculated to be -2/3

To find intercept, plug in a point value into equation and solve.

Intercept = 4

Total equation: y=-2/3x + 4

​  

 

​  

 

 

HELP PLZ 20 POINTS!!!!!!!!!!!!!!!!!!!!

Answers

Answer:

the correct function is linear

Step-by-step explanation:

Answer:

55.4 ft/s

Step-by-step explanation:

The easiest way to do this is to plug it into a calculator. The problem tells us that x is an object that has fallen a certain amount of feet. Then, the problem gives us that the object has fallen 48 feet. We can now plug 48 in for x and you get 55.4

Jenny estimates that she has travelled 9,420,000 miles over the span of her career as a flight attendant. Which number could be the actual distance that she has travelled?
A 9,412,836
B 9,415,372
C 9,426,105
D 9,428,153

Answers

Answer:

B.

Step-by-step explanation:

B is the closest to 9,420,000.

36^x-2=6 solve for x

Answers

Answer:

x = [tex]\frac{in (8)}{in (36)}[/tex]  if you consider doing decimal form x = 0.58027921. . .

Step-by-step explanation:

Take logarithm of both sides of the equation to remove the variable from the exponent.

Identify the terms and coefficients of each expression.

7 + 8p - 2^r g^2- 14h + 10

terms: terms:

coefficients : coefficient:

Answers

:It’s 7095 Hollywood Blvd, #792, Hollywood, CA 90028, United State I got Charlie’s address

NEED HELP ASAP!The maker of a cell phone screen protector would like to estimate the proportion of customers who file a warranty claim. To do so, they select a random sample of 200 customers and determine that the 96% confidence interval for the true proportion of customers who file a warranty claim to be 0.15 to 0.28. Which of the following can be accounted for by the margin of error of this interval?

response bias
nonresponse bias
sampling variation
undercoverage bias

Answers

Answer: sampling variation

Step-by-step explanation: took the quiz

The margin of error is given by the sampling variation of the proportion of customers

What is simple random sampling ( SRS )?

The most accurate type of probability sampling is random sampling. Each person in a population has an equal probability of getting selected for the sample thanks to this method of sampling.

This kind of sampling is perfect for highly controlled investigations where it is unacceptable to have human bias in the selection of the sample.

Each sampling unit in a population has an equal probability of being included in the sample when using simple random sampling (SRS). As a result, each potential sample has an equal probability of being chosen.

Given data ,

Let the margin of error be represented as A

where the value of A is

The confident interval is = 96 %

And , the value of sample is of 200 customers

where the warranty claims from 0.15 to 0.28

So , the cell phone screen protector maker can be 96% confident that the interval from 0.15 to 0.28 captures true proportion of customers who file a warranty claim

Therefore , it is a sampling variation

Hence , the situation is a sample variation

To learn more about simple random sampling click :

https://brainly.com/question/30759604

#SPJ7

Please help.
Is algebra.
PLEASE HELP NO LINKS OR FILES.
I don't want links.

Answers

Question 1: Answer D - 4th degree trinomial

Question 2: Answer D - IV, I, II, III

Heres just the last one and I’m good

Answers

Answer:

2340

Step-by-step explanation:

15 x 13 ÷ 2 x 24 = 2340

2340




i’m right because i’m never wrong

HELP ONE EASY QUESTION WILL GIVE BRAINLIEST


y = 5x - 22
3x + 2y = 34

solve above for x and y

Answers

Answer: so you know y so you have to plug that in for the y on the bottom and you have to find x.  

Step-by-step explanation: x=1.40 and y= 5x-22

Out of the 90 customers at Eva's boutique35 wore a size extra-large. What is the probability that a randomly selected customer wore a size extra-large? Write your answer as a fraction or whole number. P(extra - large) =

Answers

Answer: 7/18

Step-by-step explanation:

Number of customers at Eva's boutique = 90

Number of customers who wore a size extra-large = 35

The probability that a randomly selected customer wore a size extra-large will be:

= Number of customers who wore a size extra-large / Number of customers at Eva's boutique

= 35 / 90

= 7/18

Therefore, the probability that a randomly selected customer wore a size extra large is 7/18.

20% of a is 11 what is a

Answers

Answer: 20% of 11 is 2.2

Step-by-step explanation:

Answer:

55

Step-by-step explanation:

To solve this set up a proportion. This proportion should be in part/whole form. This means to divide the part (aka 11) by the whole (aka the variable), additionally, 20% can be made into a fraction by dividing it by 100. So the proportion is [tex]\frac{20}{100} =\frac{11}{x}[/tex]. Then, cross multiply. Once this is done the new equation is [tex]20x=1100[/tex]. Next, divide both sides by 20. This gives you [tex]x=55[/tex], therefore 11 is 20% of 55.


What is the slope of the line that passes through the points (6,5) and (7,14)?

Answers

Answer:

y = 9x - 49

Step-by-step explanation:

y2 - y1/ x2 - x1

14 - 5/ 7 - 6

9/1

= 9

y = 9x + b

5 = 9(6) + b

5 = 54 + b

-49 = b

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