Let for a differentiable function

MATHEMATICS · Single correct · AP · Calculus AB · Integration and Accumulation of Change · Integration and Accumulation of Change

Problem

Let

A(t)=\int_{3}^{t} f(x)\,dx

for a differentiable function

f

. Which of the following expressions equals

A'(t)

? (a)

F(t)

(b)

f(t)

(c)

f'(t)

(d)

\displaystyle \int_{3}^{t} f'(x)\,dx