E.1 - Positive, Zero, and Negative Exponents

Multiple Choice

Which is equivalent to 5 x 5 x 5 x 5

• 5³
• 5⁴
• 4⁵
• 5⁵

Multiple Choice

A scientist reports that a bacteria culture contains 3⁴ bacteria.
How many bacteria is that?

• 12
• 81
• 7
• 95

Multiple Choice

Rewrite using a positive exponent.
7^-10

• ¹/_7¹⁰
• 7¹⁰
• ¹/_7^-10
• -70

Multiple Choice

Rewrite the following expression using a positive exponent: $$g^{-7}$$  

• $$\frac{1}{g^7}$$  

• $$g^7$$  

• $$-\frac{1}{g^7}$$  

• $$-g^7$$  

Multiple Choice

Rewrite the following expression with positive exponents only: $$\frac{1}{3^{-4}}$$  

• $$12$$  

• $$\frac{1}{-12}$$  

• $$-3^4$$  

• $$3^4$$  

Multiple Choice

Simplify (evaluate):

5^-2

• -10

• $$\frac{1}{25}$$

• $$\frac{1}{5^2}$$

• $$-\frac{1}{10}$$

Multiple Choice

Which is greater,  2654⁰ or 5⁰?

• 2654⁰
• 5⁰
• They are the same
• Zero is greater

Multiple Choice

Simplify the expression.

• 4
• 4x
• 1
• 0