Test:39 QNo:8

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find dy/dx where y=tan^-1(x/√(1-x²))

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2 Answers

1

mnkgupta088 ·2010-06-30 03:31:51

Options (b) and (d) are same but only (d) is given to be correct.

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1

ajoy abcd ·2010-06-30 08:47:01

putting x=sin @,
dy/dx=1/âˆš1-x²

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