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KimJ
Group Title
im having a problem understanding integration by substitution. For intance, ∫4xe^(x^2+3)dx. The answer is 2e^(x^2+3) and I am not sure where the 2 comes from.
 one year ago
 one year ago
KimJ Group Title
im having a problem understanding integration by substitution. For intance, ∫4xe^(x^2+3)dx. The answer is 2e^(x^2+3) and I am not sure where the 2 comes from.
 one year ago
 one year ago

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amarhooda111 Group TitleBest ResponseYou've already chosen the best response.0
put x^2+3=t so that 2x dx=dt that eq becomes int 2e^t dt =2e^t so that 2 comes in answer.
 one year ago

Krishnadas Group TitleBest ResponseYou've already chosen the best response.0
dw:1355916232531:dw
 one year ago

Krishnadas Group TitleBest ResponseYou've already chosen the best response.0
thats how the 2 comes!
 one year ago
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