Question

compute the integrals
∫ x/√1-2x dx

Answer 1

\[\int\frac{x}{\sqrt{1-2x}}dx\]?

Answer 2

yes

Answer 3

let \(u=1-2x\)

Answer 4

is du= -2 dx ??

Answer 5

yes

Answer 6

so is it rght -1/2 ∫ du/ u ?

Answer 7

no

Answer 8

solve \[u=1-2x\] for x

and use that to replace the x in the numerator