Which of the following is a function equivalent to f(x) = 4(1.8)2x? (5 points)

a
f(x) = 4(3.24)x

b
f(x) = 4(3.24x)

c
f(x) = 12.96x

d
f(x) = 51.84x

hello from mrbilldoesmath!

answer:

x - 3

discussion:

x^2 - 9 = (x-3) (x+3)   so

(x^2-9)/ (x + 3) = x-3

you,

mrb

step-by-step explanation:

step-by-step explanation:

a child is 12 years old, and his father is 32 years older. in how many years will the age of the father be 2 times the age of the child?

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this needs to be the answer format, or else your answer is incomplete.

if the number of years is x, then the equation is

in __ years