Question

If ∫_(x→0,1)e^t/(1+t) dt = a, then  ∫_(x→0,1)e^t/(1+t)² dt is equal to

(A) a – 1 + e/2

(B) a + 1 – e/2

(C) a – 1 – e/2

(D) a + 1 + e/2

Answer 1

(B) is the correct answer, since