Question
Evaluate the integrals by using a substitution prior to integration by parts.$$\int e^{\sqrt{3 s+9}} d s$$
Step 1
Step 1: Let u = √(3s+9), then s = (u^2 - 9)/3 and ds = (2u/3) du; the integral becomes ∫ e^u * (2u/3) du = (2/3) ∫ u e^u du. Show more…
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