Mathematics, 27.06.2019 07:00 breezy974

If m(x) = x2 + 3 and n(x) = 5x + 9, which expression is equivalent to (mn)(x)? a. 5x3 + 9x2 + 15x + 27 b. 25x2 + 90x + 84 c. x2 + 5x + 12 d. 5x2 + 24

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If m(x) = x2 + 3 and n(x) = 5x + 9, which expression is equivalent to (mn)(x)? a. 5x3 + 9x2 + 15x +...

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