Pretest on Exponents

Anything raised to a power of zero is always: 

• 0
• 1
• itself
• negative

According to exponent rules, when we multiply powers we _______ the exponents.

• add
• subtract
• multiply
• divide

How do you solve:
(2x⁵)(6x⁴)

• MULTIPLY coefficients
  MULTIPLY exponents
• DIVIDE coefficients
  SUBTRACT exponents
• Combine like terms
• MULTIPLY coefficients
  ADD exponents

What is 0.000058 written in scientific notation?

• 5.8 x 10^-6

• 5.8 x 10^-5

• 5.8 x 10⁵

• 5.8 x 10⁶

(2⁸)²

• 2¹⁶
• 2¹⁰
• 2⁶
• 2⁴

What do you predict will happen?

When we raise a power to a power we _______ the exponents.

For example (2³)⁴

• add

• subtract

• multiply

• divide

What is 6.92 x 10^-3 written in standard form? A. B. C. D.

• 0.000692

• 0.00692

• 0.0692

• 0.692

(2)³⋅(2)⁶

• (2)⁹

• (2)¹⁸

• (2)⁻³

• (2)

Simplify

8⁷ ⁄ 8²

Hint: Write out in FACTORED form first!!

• 8⁵

• 8⁹

• 8¹⁴

• 1⁵

Simplify

x⁵ ⁄ x³

Hint: Write out in FACTORED form first!!

• x²

• x

• 1

• x⁸