Question
1 . Iₙ = ∫ ( 1/ ( x² + a²)ⁿ )dx
How to do this by substituting x = a tan Α
2. Is this true
∫ f(x) d(kg(x)) = k ∫ f(x) d(g(x))
where k is a constant
Solution by Joshi sir.
1 . Iₙ = ∫ ( 1/ ( x² + a²)ⁿ )dx
How to do this by substituting x = a tan Α
2. Is this true
∫ f(x) d(kg(x)) = k ∫ f(x) d(g(x))
where k is a constant