Mathematics, 11.02.2020 18:57 jeff6284

Hailey simplified the expression (12xy74x4y3)2 using the following steps:

Step 1: (3x−3y4)2

Step 2: 3x−6y8

Step 3:3y8x6

Did Hailey correctly simplify the expression?
A
Yes, Hailey correctly simplified the expression.

B
No, in Step 1, Hailey should have added the exponents instead of subtracting them.

C
No, in Step 2, Hailey should have squared each exponent value instead of multiplying each value by 2.

D
No, in Step 2, Hailey should have also multiplied the exponent of the coefficient by 2 to get 32.

Answers: 2

Show answers

Another question on Mathematics

Mathematics, 21.06.2019 20:40

Formulate the indicated conclusion in nontechnical terms. be sure to address the original claim. the foundation chair for a hospital claims that the mean number of filled overnight beds is over 523, and she is therefore justified starting a funding campaign to add a wing to the hospital. assuming that a hypothesis test has been conducted and that the conclusion is failure to reject the null hypothesis, state the conclusion in nontechnical terms.

Answers: 3

Answer

Mathematics, 21.06.2019 23:30

In order for the function to be linear, what must m be and why? m = 22 because the rate of change is 1. m = 20 because the rate of change is 3. m = 22 because the rate of change is -1. m = 20 because the rate of change is -3.

Answers: 2

Answer

Mathematics, 21.06.2019 23:30

The average daily maximum temperature for laura’s hometown can be modeled by the function f(x)=4.5sin(πx/6)+11.8 , where f(x) is the temperature in °c and x is the month. x = 0 corresponds to january.what is the average daily maximum temperature in may? round to the nearest tenth of a degree if needed.use 3.14 for π .

Answers: 1

Answer

Mathematics, 22.06.2019 00:00

Afair survey question is one that does not encourage biased responses. which survey question is fair? a.) do you agree that only unethical people take credit for other people’s work? b.) have you ever taken credit for somebody else’s work? c.) have you ever engaged in unethical behavior, such as taking credit for somebody else’s work? d.) don’t you think it is unethical to take credit for somebody else’s work?

Answers: 1

Answer

You know the right answer?

Hailey simplified the expression (12xy74x4y3)2 using the following steps:

Step 1: (3x−3y...

Questions

Mathematics, 05.05.2020 17:17

What is the distance d, from the base of the building to the bottom of this 30-foot ladder when the top of the ladder reaches a height, h, of 28 feet...

Mathematics, 05.05.2020 17:17

What is the probability of a student being male AND getting a “c”?