Question

F(x) = 3

x + 4 for all values of x.
g(x) = 6x
2 + 3 for all values of x.
Work out fg(x).
Give your answer in the form ax
2 + b where a and b are integers.

Answer 1

2x squared + 5

Step-by-step explanation:

( 6x to the power of 2 + 3 ) over 3 plus 4

2x squared plus 4