Question

what should be added to 3m^2- 5n^2 to get 4m^2+2n^2+3mn​

Answer 1

Step-by-step explanation:

3m^2- 5n^2 -(4m^2+2n^2+3mn)

-3m^2 -5n^2-4m^2-2n^2-3mn

-7m^2-7n^2-3mn

Answer 2

Answer:

m²-7n²+3mn

Step-by-step explanation:

hope it will help u