Question

find the value of (3m-5n)² ​

Answer 1

Answer:

which value we have to find

Step-by-step explanation:

maybe by simplify it

so

9m^2+25n^2-30mn

maybe I am correct

hope it may help you

Answer 2

ygey mate answer your question is given below

Step-by-step explanation:

(3m-5n)square.....

as you know ....

(a-b)square...

a square + b square-2ab

so.....

3msquare -5n square -2*3m*5n

9m square+25n square-30mn....

I hope it can help you.