Exponential Functions — Test

Question 1

The linear function f of x is defined on the interval left bracket 1 comma 3 right bracket such that f of 1 is equal to 3 and f of 3 is equal to 7 How much does f of x increase when x increases by 1 ?

Revolt · Accepted Answer

2

Question 2

Which table shows exponential decay?

Revolt · Accepted Answer

Table with 2 columns and 5 rows.Row 1: Column 1, 'x'; Column 2, 'y' Row 2: Column 1, '1'; Column 2, '16' Row 3: Column 1, '2'; Column 2, '8' Row 4: Column 1, '3'; Column 2, '4' Row 5: Column 1, '4'; Column 2, '2'

Question 3

Which equation represents an exponential function with an initial value of 500 ?

Revolt · Accepted Answer

f of x is equal to 500 times 2 to the x th power

Question 4

If f of x is equal to 4 to the x th power and f of 3 is equal to 64 , what should f of 5 be to maintain equal factors over equal intervals?

Revolt · Accepted Answer

1024

Question 5

What is the rate of change of the function shown on the graph? Round to the nearest hundredth.

Revolt · Accepted Answer

2 point 5 0

Exponential Functions — Test Answers

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