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intsqrt(1+x^(2)) dx is equal to...

`intsqrt(1+x^(2))` dx is equal to

A

`x/2sqrt(1+x^(2))+1/2logabs((x+sqrt(1+x^(2))))+C`

B

`2/3(1+x^(2))^(3/2)+C`

C

`2/3x(1+x^(2))^(3/2)+C`

D

`(x^(2))/2sqrt(1+x^(2))+1/2x^(2)logabs(x+sqrt(1+x^(2)))+C`

Text Solution

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The correct Answer is:
A
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