Question

comebine the expressions

Answer 1

\[\sqrt{9m^2n^2}+2\sqrt{m^2n^2}-3mn\]

Answer 2

is it 2mn?

Answer 3

I dunno...

Answer 4

yup

Answer 5

\[\sqrt{9m^2n^2} + 2\sqrt{m^2 n^2} - 3mn\]
\[\implies 3mn + 2mn - 3mn\]
\[\implies 2mn\]