Question

How do i simplify : ln e^7 and e^3lnx

Answer 1

ln e^7:ln and e cancel leaving only 7

Answer 2

I think it's x^3 instead of 3x

Answer 3

no i dont think so

Answer 4

I meant the answer is x^3

Answer 5

for e^3lnx

Answer 6

Remember the exponential function and natural logarithm are inverses.
\[e^{3 \ln x} = e^{\ln x^3} = x^3 \]

Answer 7

what the natural log of 1

Answer 8

0