Multiplying Powers Practice 1 M2H

Which is the base in the following problem: 4³

• 3

• 12

• 4

• 64

Tags

CCSS.6.EE.A.1

What does the exponent mean in 2⁵?

• It means that 2 is multiplied by 5

• It means that 2 is multiplied by itself 5 times

• It means that 2 is added to itself 5 times

• It means that there are 2 fives

Tags

CCSS.6.EE.A.1

Simplify: (2x⁴)(-9x⁵)

• -7x⁹

• -18x²⁰

• -7x²⁰

• -18x⁹

Tags

CCSS.7.NS.A.2C

Simplify: (4x⁷y³) 6xy²

• 24x⁸y⁵

• 24x⁷y⁶

• 144x⁹y⁵

• 10x⁷y⁶

Tags

CCSS.HSA.APR.A.1

Simplify: (3x³)⁴

• 27x⁷

• 81x¹²

• 12x¹²

• 12x⁷

Tags

CCSS.6.EE.A.1

Simplify: (-4x⁷)(3x⁴y⁸)²

• -24x¹⁵y¹⁰

• -36x¹¹y¹⁶

• -36x¹⁵y¹⁶

• -24x¹¹y¹⁰

Tags

CCSS.HSA.APR.A.1

Is (-3x²)³ equal to -9x⁵? Why or why not?

• No because (-3²)(-3²)(-3²) equals 729, and (x²)(x²)(x²) equals x⁶

• Yes because (-3)(3) equals -9, and (x²)(x³) equals x⁵

• No because (-3)(-3)(-3) equals -27, and (x²)(x²)(x²) equals x⁶

Tags

CCSS.8.EE.A.1

Manny and Danny worked out this problem: 3xy² (5x⁴y)³. Manny's answer is 3375x¹⁵y⁹ and Danny's answer is 375x¹³y⁵. Whose answer is correct and why?

• Manny is correct because he needed to multiply (3xy²)(3xy²)(3xy²) times (5x⁴y)(5x⁴y)(5x⁴y)

• Danny is correct because he needed to multiply 3xy² times (5x⁴y)(5x⁴y)(5x⁴y)

• Both boys' answers are incorrect.

Tags

CCSS.HSA.APR.A.1

Mrs. Miller baked 2⁶ chocolate chip cookies and 6² raspberry thumbprint cookies. How many total cookies did Mrs. Miller bake?

• Mrs. Miller baked 24 cookies

• Mrs. Miller baked 48 cookies

• Mrs. Miller baked 76 cookies

• Mrs. Miller baked 100 cookies

Tags

CCSS.2.NBT.B.6

What did the zero say to the eight?

• I'm nothing without you!

• Nice belt!

• Why do you hate me?

• Nothing because numbers can't talk.

Tags

CCSS.L.8.5A