Unit Review Exponents and Scientific Notation

Simplify

• 8^-9

• 8^-3

• 8³

• 8⁹

(x²)⁰

• x²

• x

• 1

• x^-2

Which is equivalent to 3^{4 ?}

• 27
• 9
• 81
• 12

Which number is the BASE?
2³ = 8

• 2
• 3
• 8
• not here

Which number is the EXPONENT?
4^{2 =} 16

• 4
• 2
• 16
• not here

Simplify.

• 9⁵

• 9⁹

• 1⁵

• 9^-5

Which is GREATER?
2⁷ or 7²

• 2⁷
• 7²
• Neither, they are equal

Which one shows the numbers in order from biggest to smallest?

• 3²,2³,6¹
• 6¹,2³,3²
• 2²,6¹,3²

Simplify

• x¹²
• x¹⁷
• x⁶
• x²³

Simplify

• z
• z¹²
• 1
• z¹⁴