ramireztony741
05.07.2021 •
Mathematics
Which parabola opens upward?
y = 2x – 4x^2 – 5
y = 4 – 2x^2 –5x
y = 2 + 4x – 5x^2
y = –5x + 4x^2 + 2
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Ответ:
Because it has the positive coefficient of x^2
Ответ:
B. $461
Step-by-step explanation: