Find 4x(x 2 + 1) dx using two methods: (a) Do the multiplication first, and then
Question:
Find ∫ 4x(x2 + 1) dx using two methods:
(a) Do the multiplication first, and then anti differentiate.
(b) Use the substitution w = x2 + 1.
(c) Explain how the expressions from parts (a) and (b) are different. Are they both correct?
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a b If w x 2 1 then dw 2x dx c The expressions from part...View the full answer
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Related Book For 
Applied Calculus
ISBN: 9781119275565
6th Edition
Authors: Deborah Hughes Hallett, Patti Frazer Lock, Andrew M. Gleason, Daniel E. Flath, Sheldon P. Gordon, David O. Lomen, David Lovelock, William G. McCallum, Brad G. Osgood, Andrew Pasquale
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