Unit 7 Exponents & Exponential Functions

Suppose that the amount of algae in a pond doubles every 4 hours. If the pond initially contains 50 pounds of algae, how much algae will be in the pond after 12 hours?

• 800 pounds

• 200 pounds

• 74 pounds

• 400 pounds

• No; it is not written as a number times a power of 10.

• No; the first factor is not a number between 1 and 10.

• Yes; the number is written in scientific notation.

• Yes

• No

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Mathematical Equivalence

ON

Mathematical Equivalence

OFF

Mathematical Equivalence

ON

Mathematical Equivalence

ON

Mathematical Equivalence

ON

Mathematical Equivalence

ON