Between the two functions and defined on the interval

MATHEMATICS · Subjective · AP · Calculus AB · Applications of Integration · Applications of Integration

Problem

Between the two functions

f(x)=x^{2}

and

g(x)=x^{2}+4x+3

defined on the interval

[0,1]

, which one has the greater average value on this interval? State your answer with a brief reason.