zeesharpe05
29.10.2020 •
Mathematics
Find the missing value ( 200 points if your answer is weird you will get reported). (2x - 3)(x + 4) = 2x2 + - 12
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Ответ:
2x^2 + 5x - 12
Step-by-step explanation:
To distribute these two factors, use FOIL(First, Outer, Inner, Last) in this order.
(2x - 3)(x + 4) = 2x(x+4) - 3(x+4) = 2x^2 + 8x - 3x - 12 = 2x^2 + 5x - 12 .
(2x - 3)(x + 4) =
(2x * x) + (2x * 4) + (-3 * x) + (-3 * 4)
(2x - 3)(x + 4)
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