Respuesta :

stefaniamariadiana
Is the first one f(x)=4(2)^x because

f(x)=4(2)^1
f(x)=4*2
f(x)=8.

I used (1, 8) .



For (4, 64) is

f(x)=4(2)^4
f(x)=4*16
f(x)=64.

Answer: the correct answer is B

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