Question

(2m-1) (2m- 1)
simplify​

Answer 1

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Answer 2

Answer:

4m²-4m+1

Step-by-step explanation:

if 2m = a

and 1 =b

then, (a-b)(a-b)

again, (a-b)² = (a-b)( a-b)

therefore, (2m-1)² =  4m²-4m+1