Question

Find the value of the product: (2m - n)(m - 2n) at m= 1 and n= -1 *​

Answer 1

Answer:

9

Step-by-step explanation:

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

2×1 - (-1)×1-2 (-1)

(2+1)(1+2)

3×3

9

Answer 2

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