Home › CBSE Class 12 (Commerce) › Mathematics › Integrals › Put t = sin x: the integral of cos x / sin^2 x is:
Put t = sin x: the integral of cos x / sin^2 x is:
A-1 / sin x
B-cot x + 1
C1 / sin x
D-1 / sin^2 x
Answer & Solution
Correct answer: A. -1 / sin x
Put t = sin x so the integral is t^(-2) dt = -1/t = -cosec x.
Related questions
To turn f(x) into f(a + b - x) in a definite integral, substitute:Find integral of sin x/(sin x + cos x) from 0 to pi/2.Using the 2a property, the integral of sin x from 0 to 2*pi is:Integral of cos x over [-pi/2, pi/2]:For even f, the integral over [-a, a] is twice the integral over:The integral of any odd function over [-a, a] is:Evaluate the integral over [0, 1] of x e^(x^2).Integral of 2x/(1 + x^2) over [0, 1] equals: