1 Answers

tan (In y) = x In y = tan-1x y = etan-1x

y1=etan-1x1+x2y2=1(1+x2)2etan-1x + etan-1 (-2x)(1+x2)2

at x = 0, y2(0) =11×e0+e0×01=1

অতএব, y2(0) = 1

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