Question

expand using identity
(m-1)^2

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Answer 1

Answer:

m^2 - 2m +1

Step-by-step explanation:

By using identity (a-b)^2

= (a)^2 - 2(ab) + (b)^2

= (m)^2 - 2(m×1) + (1)^2

= m^2 - 2m +1