Question

what is the derivative of ln(sqrt(x^2)) ? ? Thanks in advance!

Answer 1

1/x?

Answer 2

\[\ln \sqrt{x ^{2}}\]

Answer 3

is that what you mean?

Answer 4

ln(sqrt(x^2)) = ln x
(d/dx) ln x = 1/x right?

Answer 5

yes

Answer 6

\[(d / dx) \ln \sqrt{x^{2}}\]

Answer 7

so its ok to go ahead and cancel the exponent with the square root and then just do ln (x) ?