Integral

xndx=1n+1.xn+1+c

 

(ax+b)ndx=1a.1n+1.xn+1+c

 

kdx=kx+c, k is a constant

Example 01

x4dx=14+1.x4+1+cx4dx=15x5+c

Example 02

3x8dx=3.18+1.x8+1+c3x8dx=13x9+c


Example 03

xdx=x12dxxdx=112+1.x12+1+cxdx=132.x12+1+cxdx=23x112+cxdx=23xx+c

Example 04

1x3dx=x3dx1x3dx=13+1.x3+1+c1x3dx=12x2+c1x3dx=12x2+c


Example 05

(2x10)3dx12.13+1.(2x10)3+1+c18(2x10)4+c

Example 06

dx(4x1)3(4x1)3dx14.13+1.(4x1)3+1+c18(4x1)2+c18.(4x1)2+c


Example 07

4dx=4x+c

Exercise

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