Asked by Anonymous
Evaluate the following indefinite integrals using substitution
a) ∫ xsqrt(x^2-7) dx
b) ∫ x^(2/3)(1/5x^(5/3)+2)^4 dx
a) ∫ xsqrt(x^2-7) dx
b) ∫ x^(2/3)(1/5x^(5/3)+2)^4 dx
Answers
Answered by
Steve
(a) u = x^2-7
(b) u = 1/5 x^(5/3) + 2
(b) u = 1/5 x^(5/3) + 2
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