Question

add this

4lm-7m2+9,10-8m2+6lm​

Answer 1

Step-by-step explanation:

4lm-7m^2+9+10-8m^2+6lm

= -15m^2+10lm+19

Answer 2

$\huge\mathcal\pink{Answer}$

$41 m - 7{m}^{2} + 9 + (61m- 8{m}^{2}+10) \\ 41m - 7 {m}^{2} + 9 + 61m - 8 {m}^{2} + 10 \\ - 15 {m}^{2} + 102m \: + 19$