Question

m square- 4mn+4n square​

Answer 1

Step-by-step explanation:

m²-4mn+4n²

m²-2mn -2mn + 4n²

m(m-2n) -2n( m-2n)

(m-2n) ( m-2n)

m-2n =0

m= 2n

it is the root and if u substitute this in above equation it will be satisfied..

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