2020 Module 1 L1-5 EXPONENTS 4th/5th Practice TEST

Anything raised to a power of zero is always: 

• 0
• 1
• itself
• negative

Tags

CCSS.8.EE.A.1

(-2)³⋅(-2)⁷

• (-2)¹⁰

• (-2)²¹

• (-2)^-4

• -2¹⁰

(2⁸)²

• 2¹⁶
• 2¹⁰
• 2⁶
• 2⁴

8⁷ ⁄ 8²

• 8⁵
• 8⁹
• 8¹⁴
• 1⁵

Tags

CCSS.HSA.APR.A.1

x^-5

• 1 ⁄ x⁵

• x⁵

• -x⁵

• -1 ⁄ x⁵

3³ ⋅ 3

• 3⁴
• 3³
• 3⁰
• 1 ⁄ 3⁴

Tags

CCSS.8.EE.A.1

-14x⁷/ 7x

• -2x⁶

• -2x

• -2x⁵

• -2x⁸

When there is no exponent, it means the exponent is 0.

Ex: x = x⁰

• True

• False

(2ab)³

• 2³a³b³

• 2³ab³

• 6a³b³

• 6ab

Kerry says that 7⁴ x 7⁵ = 49⁹. Is she correct? Why or why not?

• Yes, she is correct because when you multiply, you add the exponents.

• No, she is incorrect because when you multiply, you keep the base the same and add the exponents.

• Yes, she is correct because when you multiply, you multiply the base and add the exponents.

• No, she is incorrect. When you multiply, you are supposed to multiply the bases and multiply the exponents too.