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" 39."tan^(-1)(x)/(y)-tan^(-1)(x-y)/(x+y...

" 39."tan^(-1)(x)/(y)-tan^(-1)(x-y)/(x+y)=(pi)/(4)

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tan^(-1)((x)/(y))-tan^(-1)((x-y)/(x+y)) is

Prove that tan^(-1)((x)/(y))-tan^(-1)((x-y)/(x+y)) is (pi)/(4) and Not(-3 pi)/(4)

Statement 1: tan^(-1)((3)/(4))+tan^(-1)((1)/(7))=(pi)/(4) Statement 2: For x gt 0, Y gt 0 tan^(-1)((x)/(y))+tan^(-1)((y-x)/(y+x))=(pi)/(4)

Statement 1: tan^(-1)((3)/(4))+tan^(-1)((1)/(7))=(pi)/(4) Statement 2: For x gt 0, Y gt 0 tan^(-1)((x)/(y))+tan^(-1)((y-x)/(y+x))=(pi)/(4)

tan^(-1)((x)/(y))-tan^(-1)((x-y)/(x+y)) is (A) (pi)/(2)(B)(pi)/(3)(C)(pi)/(4)(D)(pi)/(4) or 3(pi)/(4) is (A) (pi)/(2)(B)

tan^(-1)(x/y)-tan^(-1)((x-y)/(x+y)) is (A) pi/2 (B) pi/3 (C) pi/4 (D) pi/4 or (3pi)/4

tan^(-1)(x/y)-tan^(-1)((x-y)/(x+y)) is (A) pi/2 (B) pi/3 (C) pi/4 (D) pi/4 or (3pi)/4

tan^(-1)(x/y)-tan^(-1)((x-y)/(x+y)) is (A) pi/2 (B) pi/3 (C) pi/4 (D) pi/4 or (3pi)/4

Statement -I : tan ^(-1)""((3)/(4))+tan ^(-1) ""((1)/(7))= (pi)/(4) statement -II: "for" x gt 0 , y gt 0 tan^(-1 ) ((x)/(y))+tan^(-1)""((y-x)/(y+x))=(pi)/(4)

tan^(-1)(x/y)-tan^(-1)(x-y)/(x+y) is equal to (A) pi/2 (B) pi/3 (C) pi/4 (D) (-3pi)/4