Find the domain and range of: $$y=\log_2x$$

D: all real numbers R: all real numbers

The amount of ants in a colony, f, that is decaying can be modeled by f(x) = 800(.87) x , where x is the number of days since the decay started. Suppose f(20) = 49. Which of the following is true?

After 20 days, there are 49 ants in the colony.

After 49 days there are 20 ants in the colony.

The amount of ants times 20 is 49.

After 20 days the amount of ants remaining decreases by 49.

What does the y-intercept of the graph represent?

The amount of grams the material is gaining.

The amount of grams the material is losing.

The amount of grams remaining after so many years.

9.1 - 9.7 Logarithms

9th - 12th Grade

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38 Qs

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9.1 - 9.7 Logarithms

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Mathematics

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9th - 12th Grade

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HSF.BF.B.5, HSF-IF.C.7E, HSF-LE.A.1C

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