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3 years ago

9

Your teacher asks the class to evaluate the expression (3³)¹. Your classmate gives an incorrect answer of 81. Evaluate the expre

ssion. Then find the likely error.

2 answers:

Agata [3.3K]3 years ago

8 0

Answer:

the answer will be 27...........

yuradex [85]3 years ago

6 0

Answer:

The error would be that your classmate added the exponents.

Step-by-step explanation:

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Find the inverse of the function f(x) = 2x – 4.

otez555 [7]

<span>f(x) = 2x – 4
</span><span>inverse
x = 2y - 4
2y = x + 4
y = x/2 + 2

answer
inverse
f-1(x) = </span>x/2 + 2

6 0

3 years ago

Read 2 more answers

tapes-r-us is have a sale on hq tape players. The regular price is $60. The discount is $18. What percent discount is this?

olga nikolaevna [1]

The discount is 30%

Step-by-step explanation:

Given

Price of tape = $60

Discount = $18

In order to find the percentage, we will use the percentage formula

$Percentage = \frac{discount}{Price}*100\\= \frac{18}{60} *100\\=0.3 * 100\\= 30\%$

Hence,

The discount is 30%

Keywords: Percent, sale

Learn more about percentage at:

#LearnwithBrainly

7 0

2 years ago

A rectangle's length, x, is 2 meters greater than its width. If the perimeter of the rectangle is greater than 112 meters, what

Harman [31]

Answer:

The possible length is greater than 29 meters.

Step-by-step explanation:

If the length is x then the width is x - 2 m.

So the perimeter is 2x + 2(x - 2) = 4x - 4 m.

4x - 4 > 112

4x > 116

x > 29 m.

7 0

2 years ago

9 years equals how many days

lakkis [162]

3285 days.This is the answer.

5 0

3 years ago

Read 2 more answers

Justin has $7.50 more than Ava and Emma has $12 less than Justin. Together, they have a total of $63.00. How much money does eac

Semmy [17]

Justine > Ava > Emma
12 - 7.5 = 4.5
x + (x+4.5) +(x+12) = 3x + 16.5 = 63
63-16.3 = 56.7
56.7/ 3 = 18.9
A: Emma has $ 18.9 Ava has $23.4 Justin has $30.9

5 0

3 years ago