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

D

Step-by-step explanation:

(f of g)(x) means to do f(g(x)). We will substitute g(x) into f(x) and simplify.

for any of you who need the translation here it is

step-by-step explanation:

find the angular size of the equatorial radius of the earth, if the horizontal parallax of the sun

to find the total number of combinations, multiply the quantity of each item by each other:

2 pairs of shoes x 3 pairs of shorts = 6 different combinations.