(v) 25m² – 40mn + 16n2
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Answer:
( 5m - 4n)^2
Step-by-step explanation:
25m^2 - 40mn + 16 n^2
= ( 5m )^2 - 2 ( 5m )( 4m ) + ( 4n )^2
= ( 5m - 4n )^2
THANKS!!!
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