If tan-1 y - y + x = 0, then (d2y/dx2)is equal to

Question

If tan-1 y - y + x = 0, then (d2y/dx2)is equal to (A) (-2(1+y2)/y5) (B) (1+y2/y5) (C) (2(1+y2)/y4) (D) (2(1+y2)/y5)

Tardigrade Admin · Accepted Answer

Correct answer is (a) (-2(1+y2)/y5)

Q. If $t a n^{- 1} y - y + x = 0, t h e n \frac{d ^{2} y}{d x ^{2}}$ is equal to