⋆ Pattern – 14 ( Some special formulas )
⋆ Pattern – 13
Integration by parts ∫ uv dx = u ∫ vdx – ∫ dx
wh…
Pattern – 12
Pattern – 11
⋆ Pattern – 10
∫
⋆ Pattern – 1
Definite integration never contains any arbitrary constant.
i.e. If = F(x) + c, then
= F(b) – F(a)
Proof :
Now, dx = F(b) – F(a)
= [ F(b) + c ] – [ F(a) + c ]