F (x) = 3x; g (x) = 4x^2 + 1

Which expression is equal to (fog) (x) ?

a 4x^2 + 3x - 1

b 12x^3 + 3x

c 36^2 + 1

d 12x^2 + 3

will mark brainliest

How to draw a model of 3/10

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