Question

what the antiderivative of 1/36+ x^2 dx?

Answer 1

x/36+x^3/3 + c

Answer 2

That's right.

Answer 3

isnt it 1/6 arctan (x/6)+C

Answer 4

is your question 1/36+x^2 or 1/(36+x^2). If its the latter then you are right.

Answer 5

yes (36+x^2)