Free Printable WDYN!-ln07-1un01N3CS21-Exponents & Stuff!

1.

$6÷\ \frac{1}{2}=$

a)

$6÷2$

b)

$2$

c)

$6\times\frac{2}{1}$

d)

$6\times\frac{3}{1}$

2.

For any real number 'x',

x^0=

a)

its opposite

b)

all real numbers

c)

1

d)

0

3.

$3\lceil5\left(36\div12\right)\rceil=$

(a)

4.

$\left(2x^3\cdot2x^3\cdot2x^3\cdot......\right)$ If $2x^3$ is multiplied by itself 8 times, we can express this repeated multiplication as

a)

$\left(2x^3\right)^7$

b)

$64x^3$

c)

$\left(2x^3\right)^8$

d)

$\left(8x^3\right)^8$

5.

For any real number 'x' and integer exponents 'm' and 'n',

x^m\cdot x^n=

a)

$x^{mn}$

b)

$2x^{mn}$

c)

$x^{\left(m+n\right)}$

d)

$2x^{\left(m+n\right)}$

6.

Evaluate

4u^2

where

u=5

(a)

7.

Choose all the expressions equivalent to $9^{15}\cdot\frac{1}{9^{15}}$

a)

$9^{30}$

b)

$0$

c)

$9^{15-15}$

d)

$1$

8.

For any non-zero real number 'x' and integer 'n', $x^{-n}=$

a)

$x^n$

b)

$\frac{1}{x^n}$

c)

$\frac{1}{x^{-n}}$

d)

$n^{-x}$

9.

$\left(-2\right)\left(-3\right)\left(4\right)=$

(a)

10.

$\left(x^3\right)^0=$

a)

$x^{3+0}$

b)

$x^{3\times0}$

c)

$x^{30}$

d)

$0$

11.

$6-\left(-3\right)=$

(a)

12.

$\left(x^m\right)^n=$ ; choose all that apply.

a)

$x^{m^n}$

b)

$x^{\left(m+n\right)}$

c)

$x^{mn}$

d)

$x^{m\cdot n}$

13.

Evaluate $\frac{8m+1}{b}$ where m=3 and b=5

(a)

14.

Choose all the expressions equivalent to $6^4\cdot36$

a)

$216^4$

b)

$6^6$

c)

$6^8$

d)

$6^4\cdot6^2$

15.

Evaluate $3\left(n-1\right)^2$ where n = 10

(a)

16.

A ball dropped from a height 'x' bounces ⅖ of the height. Choose the expression that expresses the distance traveled by the ball after the 5th bounce.

a)

$2\cdot\frac{2}{5}\cdot5x$

b)

$2^5\cdot\left(\frac{2}{5}\right)^5\cdot5x^5$

c)

$2\cdot\left(\frac{2}{5}\right)^5x$

d)

$2\cdot\left(\frac{2}{5}\right)x^5$

WDYN!-ln07-1un01N3CS21-Exponents & Stuff!

Total questions: 16

Worksheet time: 16mins

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