If f(x) = 3x + 2 and g(x) = x2 + 1, which expression is equivalent to (fog)(x)?

Step-by-step explanation:

We know that if f and g are functions, then the composite function of f and g is defined by :-

Given: If

Then,

Hence,

he earned 78.75 in interest.

step-by-step explanation:

the functions have the same rate of change i think. i narrowed it down to this answer and "the rate of change of tour 1 is greater" but i got it wrong using that answer so im assuming its the answer above. (this is a question i also answered from the iready site if anyone needs a reference)