Math, asked by tejasanshika, 6 hours ago

7. Evaluate 196 m²-56 mn + 4n². Using the identity, if m = 1 n=-1

Answers

Answered by vkanyal17gmailcom

0

Answer:

I don't know do by your self

Answered by sakhand521

0

Answer:

sorry its out of my cource

Step-by-step explanation:

ok

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