Question

The principal value of the amplitude of (1+i) is

(a) /4 (b)/12 (c)3/4 (d)​

Answer 1

Answer:int_(-(3pi)/2)^(-pi/2) {(pi+x)^3+cos^2(x+3pi)}dx` is equal to (A) `pi/4-1` (B) `pi^4/32` (C) `pi^4/32+pi/2` (D) `pi/2`