samueldfhung
08.10.2019 •
Mathematics
If someone could pls me with this and show the work that would be great : ))
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Ответ:
4x³ + 2x² + 2x
Step-by-step explanation:
f(x) - g(x)
= 9x³ + 2x² - 5x + 4 - (5x³ - 7x + 4) ← distribute
= 9x³ + 2x² - 5x + 4 - 5x³ + 7x - 4 ← collect like terms
= 4x³ + 2x² + 2x
Ответ: