Question

Write the expression as a single natural logarithm.
2 ln m + 9 ln n=in?

Answer 1

ln (m^2n^9)

Explanation:

Rule: ln a + ln b = ln ab

Rule: ln a^n = n * ln a

2 ln m + 9 ln n =

= ln m^2 + ln n^9

= ln (m^2n^9)

=
`\ln m^2n^9`