Which of the following options is an equivalent function to f(x) = 4(3)2x?

Asked by maham237 @ 22/12/2020 in Mathematics viewed by 385 People

Which of the following options is an equivalent function to f(x) = 4(3)2x?
Select one:
a. f(x) = 36x
b. f(x) = 4(9)x
c. f(x) = 144x
d. f(x) = 4(6x) Incorrect

Answered by maham237 @ 22/12/2020

The correct answer is: [B]: " f(x) = 4(9)ˣ" .
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Note:
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Given: "f(x) = 4* (3²)ˣ '

Note that: "(3²) = "(3*3) = 9;

So; "4* (3²)ˣ " = 4*(9)ˣ ;

which is: Answer choice: [B]: " f(x) = 4(9)ˣ " .
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Which of the following options is an equivalent function to f(x) = 4(3)2x?

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