Question

Friends please help me with the question​

Answer 1

{ x^-3(x+1) dx

= { x^-2 + x^-3 dx

= {x^-2 dx + { x^-3 dx

= [x^(-2+1)]/(-2+1) + [x^(-3+1)]/(-3+1) + c

= (x^-1)/(-1) + (x^-2)/(-2) + c

= (-1/x) + (-1/2x²) + c

= (-2x-1)/2x² + c

here, { represent integration

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