Question

Evaluate (the definite integral from 0 to 3 of [x]/[sqrt(1+4x)]).

If the integral does not exist, enter DNE.
Definite Integral = ______________________________

Answer 1

is it:\[\int\limits_{0}^{3}\frac{ x }{ \sqrt{1+4x} }\]
?

Answer 2

that is the same thing as:
\[\int\limits_{0}^{3}(\frac{ 1 }{ \sqrt{1+4x} })(x)\]