kids2006
04.04.2021 •
Mathematics
(9x2 - 7x + 4) + (x2 + 12x - 2)
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Ответ:
10x^2 + 5x + 2
Step-by-step explanation:
since you're adding, you can take out the parenthesis
9x^2 - 7x + 4 + x^2 + 12x - 2
combine like terms:
10x^2 + 5x + 2
Ответ: