Free Printable Unit 3 Lesson 4 Practice

1.

Write $3^{-2}$ as a fraction.

a)

$\frac{1}{9}$

b)

$\frac{1}{6}$

c)

$\frac{1}{-9}$

d)

$\frac{1}{-6}$

2.

Write $5^{-2}$ as a fraction.

a)

$\frac{1}{25}$

b)

$\frac{1}{10}$

c)

$\frac{1}{-10}$

d)

$\frac{1}{-25}$

3.

Write $11^{-\frac{1}{3}}$ as a radical

a)

$-33$

b)

$\frac{1}{\sqrt[3]{11}}$

c)

$\frac{1}{\sqrt{11}}$

d)

$-\frac{3}{\sqrt{11}}$

4.

Write $11^{-\frac{2}{3}}$ as a radical

a)

$-\frac{22}{33}$

b)

$\frac{1}{\sqrt[3]{11^2}}$

c)

$\frac{1}{\sqrt{11^3}}$

d)

$-\frac{2}{\sqrt[3]{11}}$

5.

Write $45^{-\frac{1}{3}}$ as a radical

a)

$-15$

b)

$\frac{1}{\sqrt[3]{45}}$

c)

$\frac{1}{\sqrt{45}}$

d)

$-\frac{3}{\sqrt{45}}$

6.

Write $45^{-\frac{2}{3}}$ as a radical

a)

$-\frac{90}{135}$

b)

$\frac{1}{\sqrt[3]{45^2}}$

c)

$\frac{1}{\sqrt{45^3}}$

d)

$-\frac{2}{\sqrt[3]{45}}$

7.

Select ALL expressions equivalent to $8^{-\frac{1}{3}}$

a)

$\frac{1}{\sqrt[3]{8}}$

b)

$\frac{1}{2}$

c)

$-\frac{3}{8}$

d)

$-\sqrt[3]{8}$

8.

Select ALL expressions equivalent to $8^{-\frac{2}{3}}$

a)

$\frac{1}{\sqrt[3]{8}^2}$

b)

$\frac{1}{4}$

c)

$-\sqrt{8^3}$

d)

$-\sqrt[3]{8}^2$

e)

$\frac{1}{\sqrt{8^3}}$

9.

Select ALL expressions equivalent to $25^{-\frac{1}{2}}$

a)

$\frac{1}{\sqrt{25}}$

b)

$\frac{1}{5}$

c)

$-\sqrt{25}$

d)

$-5$

10.

Select ALL expressions equivalent to $25^{-\frac{3}{2}}$

a)

$\frac{1}{\sqrt[3]{25}^2}$

b)

$\frac{1}{125}$

c)

$-\sqrt{25^3}$

d)

$-\sqrt[3]{25}^2$

e)

$\frac{1}{\sqrt{25}^3}$

11.

Find the value of

16^{-\frac{3}{2}}

a)

$-64$

b)

$\frac{1}{64}$

c)

$-12$

d)

$\frac{1}{12}$

12.

Find the value of

49^{-\frac{1}{2}}

a)

$-7$

b)

$\frac{1}{7}$

c)

$-24.5$

d)

$\frac{1}{24.5}$

13.

Find the value of

8^{-\frac{4}{3}}

a)

$\frac{1}{16}$

b)

$\frac{1}{8}$

c)

$\frac{1}{32}$

d)

$-32$

14.

What is the value of

2^0

?

a)

2

b)

0

c)

1

15.

What is the value of

55^0

?

a)

55

b)

0

c)

1

Unit 3 Lesson 4 Practice

Total questions: 15

Worksheet time: 9mins

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