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Grade 12Integral Calculus

integration of- 1/(1-x2(1-x2)1/2)dx = ?

Profile image of Harsh
11 Years agoGrade 12
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1 Answer

Profile image of Suraj Prasad
11 Years ago
assume x = sin\Theta, dx = cos\Theta d\Theta

so 1 – x^2 = cos^2\Theta

so integration becomes \intsec^2\Theta d\Theta = tan \Theta = tan (sin-1 x)