Respuesta :

you would factor using the perfect square method to get

(3m+5n)^2

sid071

Identity :-

( a + b )² = a² + b² + 2ab

Given :-

... 9m² + 30mn + 25n²

Re-writing this :-

... ( 3m )² + ( 2 ) ( 3m ) ( 5n ) + ( 5n )²

We could write this as :-

( 3m + 5n )²

Hence, the answer is ( 3m + 5n )²

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