Question

Find the product using suitable identities : ( 2m - 3) (2m - 7)

Answer 1

Step-by-step explanation:

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Answer 2

Step-by-step explanation:

(2m-3)(2m-7) = 2m (2m-7) - 3(2m-7) = 4m^2 - 14m - 6m +21 =4m^2 - 20m+21