NCERT Example 2 - Integrals

Question: Find (i) int (x^3 + 1) dx (ii) int (x^3 - 1)/x^2 dx (iii) int (x^{2/3} + 2 e^x - 1/x) dx.

Answer: (i) x^4/4 + x + C; (ii) x^2/2 + 1/x + C; (iii) (3/5) x^{5/3} + 2 e^x - log|x| + C.

Full step-by-step NCERT solution with diagrams on Something by Zero.

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