AP

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

Problem

\int \frac{\sqrt{4+x^2}}{x^6} dx = \frac{A(4+x^2)^{3/2}(Bx^2-6)}{x^5} + C

, then (1)

A = \frac{1}{120}

(2)

B = 1

(3)

A = -\frac{1}{120}

(4)

B = -1