1 . ∫01sinx244cosxdx=

• A. $-\frac{1}{4}In\left(3+4\cos x\right)+c$
• B. 0
• C. $-\frac{3}{4}In\left(3+4\cos x\right)+c$
• D. $-\frac{1}{4}In\sin x+c$

Answer: Option A

Explanation: