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Mathematics, 18.12.2019 14:31 des264

Simplify (3n – 2m)2 = ?

a. 9n2 – 12mn – 4m2
b. 9n2 – 12mn + 4m2
c. 9n2 + 12mn + 4m2
d. 6n2 – 12mn – 4m2

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Simplify (3n – 2m)2 = ?

a. 9n2 – 12mn – 4m2
b. 9n2 – 12mn + 4m2
c. 9n2 + 1...
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