Question

What is the value of m^2 - 2mn + n^2 for m= -2 and n = 4

Answer 1

Answer:

36

Step-by-step explanation:

m²- 2mn + n² for m= -2 and n = 4

(-2)²-2.(-2).4+4²

=4+16+16

=36

also can be written as :

(m-n)² = (-2-4)² = (-6)² =36

Thanks

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