Question

integration of( f(x) / g(x) ) dx? ​

Answer 1

ANSWER :-

∫f(x)dx=g(x) 

So,

 f(x)=g ′ (x)

We have,

■ ∫f(x)g(x).dx=g(x)∫f(x)dx−∫(g ′ (x)∫f(x)dx)dx

■ ∫f(x)g(x).dx=g² (x)−∫f(x)g(x).dx

■ ∫f(x)g(x).dx= g²(x)/2

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