Find the following products and their values for a =(-1), b = 2, c = 1, m = (-2) and n = 3.
(i) (2m + 3n-mn) (m + n)
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Step-by-step explanation:
[(2× -2) +( 3×3) - (-2×3)] ( -2+3)=
{-4+9+6}×1 = 11
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