Question

compute (3m-(2n)^2)..... ?

Answer 1

$\mathcal{\huge{\purple{\star\:Hayy \: Mate...!! \:\star}}}$


$<i>$
(3m-2n)² means we need to square the expression inside the bracket. Squaring means we have to multiply the expression by itself. So,

(3m-2n)² = (3m - 2n)(3m - 2n) (distribute using FOIL)

= 9m² - 6mn - 6mn + 4n²

= 9m² - 12mn + 4n²

$<b>$
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