Question

please give the correct answer​​

Answer 1

Step-by-step explanation:

(2P)^2+(3m)^2+(4n)^2+2*2P*3m+2*3m*4n+2*2P*4n

4P^2+9m^2+16n^2+12Pm+24mn+16pn

so, answers are

(4n)^2,3m,4n. IN THE FIRST LINE

4P^2,16n^2,24mn,16Pn. IN THE SECOND LINE