courtneymccl courtneymccl

03-02-2019
Mathematics

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Given the equation f(x)=a(b)x where the initial value is 40 and the growth rate is 20% what is f(4)

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wegnerkolmp2741o wegnerkolmp2741o

03-02-2019

Answer:

f(4) = 82.944

Step-by-step explanation:

f(x)=a(b)^x

a is the initial value and b is 1 + growth rate in decimal form

a = 40 and

b = 1 +.2 = 1.2

f(x) = 40 (1.2)^x

f(4) means let x =4

f(4) = 40 (1.2)^4

f(4) = 82.944

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