tan-1 (x-1/x-2)+tan-1(x+1/x+2) =π/2
Answers
Answered by
0
Answer:
Step-by-step explanation: tan-1 (x-1/x-2)+tan-1(x+1/x+2) =π/2
sol: we know that tan-1(x) + tan-1(y) = tan-1[ x + y /1-xy]
solve = ?
Similar questions