Question

(A) : $\int (2x$ tan x ${\sec }^{2}x+{\tan }^{2}x)dx=x{\tan }^{2}x+c$
(B) : $\int \left[x{f}^{{}^{\prime }}\right(x)+f(x\left)\right]dx=xf\left(x\right)+c$

• A. Both A and R are true and R is the correct explanation of A
• B. Both A and R are true but R is not correct explanation of A
• C. A is true R is false
• D. A is false but R is true.

Answer 1

Answer: (A)

Both A and R are true and R is the correct explanation of A

B is true
A is in the form of B
So, A and B are true.
and B is correct explanation.