Free Printable Check for Understanding #1

1.

Simplify

$2x^2-4x-7-3x^2+6x-1$

a)

$-5x^2+2x-8$

b)

$-x^2+10x+6$

c)

$-x^2+2x-8$

d)

$-x^2-10x-6$

2.

Simplify

$-4x^2+6x-3-2x^2+x+1$

a)

$-6x^2+6x-2$

b)

$-2x^2+7x-2$

c)

$-6x^2+7x-2$

d)

$-2x^2-7x-2$

3.

9n⁴ . 6n⁷

a)

15n¹¹

b)

54n²⁸

c)

3n³

d)

54n¹¹

4.

(5³x²y⁴)⁰

a)

5xy

b)

1

c)

0

d)

5

5.

$\left(3x^4\right)^5$

a)

$15x^9$

b)

$243x^{20}$

c)

$15x^{20}$

d)

$243x^9$

6.

a)

$4w^3z$

b)

$\frac{w^3z}{4}$

c)

$\frac{4}{w^3z}$

d)

$4wz^3$

7.

-3xy³ . (4xy)²

a)

-12x³y⁵

b)

-48x²y⁴

c)

-48x³y⁵

d)

-12x²y⁶

8.

Simplify the following expression:
xy^-7

a)

xy⁷

b)

x/y⁷

c)

x⁷/y

d)

x⁷y

9.

According to exponent rules, when we divide the expressions we _______ the exponents.

a)

add

b)

subtract

c)

multiply

d)

divide

10.

Anything raised to a power of zero is always:

a)

0

b)

1

c)

itself

d)

negative

Check for Understanding #1 - Exponents

Total questions: 10

Worksheet time: 19mins

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