(5 Examples of integral Solving Problems)
5 Contoh Soal Integral beserta penyelesaian-Nya
1. ∫(x+2)(x-4)dx
2. ∫(3x^2+2x+1)dx
3. ∫(2x(x^2+3)^4 )dx
4.∫(2x(4x^2-3)^8) dx
5.∫(-3x+5)/√((3x^2-10x)^2 ) dx
Answer
1. ∫(x+2)(x-4)dx=∫(x^2-4x+2x-8)dx=∫((x)^2-2x-8)dx=1/3 x^3-2/2 x^2-8x+C =1/3 x^3-x^2-8x+C
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