Module 1-4 Review

Write each product using an exponent. 
4 x 4 x 4 x 4 x 4 

• 4⁵
• 5⁴
• 4⁶
• 4⁶

Evaluate this expression using the quotient rule.

• 9⁵
• 9⁹
• 1⁵
• 9^-5

4⁰

• 0
• 1
• 4
• -4

(2ab)³

• 2³a³b³
• 2ab³
• 6a³b³
• 6ab

How would you write 564,000,000 in scientific notation?

• 5.64 x 10^-7
• 5.64 x 10⁶
• 5.64 x 10⁸
• 56.4 x 10⁷

When writing a number in scientific notation, the first number must be greater than 1, but less than 10.

• False
• True

Which of the following is correct scientific notation?

• 20.35 x 10⁴
• .2035 x 10⁴
• 2035 ⁴
• 2.035 x10⁴

Express the following in scientific notation:
.000045

• 4.5 x 10^-5
• 45 x 10^-6
• 4.5 x10⁵
• 45 x 10⁶

Which statement below accurately represents the graph?

• $100 is earned for each hour worked
• $100 is earned for every 2 hours worked
• $500 is earned for every 8 hours worked
• $200 is earned for every 3 hours worked

Which of the following statements is true regarding the graph?

• The graph is proportional because the slope of the graph is ¹⁰⁰/₃
• The graph is proportional the total cost is $200 for every month
• The graph is not proportional because the amount you pay every month is the same.
• The graph is not proportional because there is an initial value of $100