Answered

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Which parabola opens upward?

y = 2x – 4x^2 – 5

y = 4 – 2x^2 –5x

y = 2 + 4x – 5x^2

y = –5x + 4x^2 + 2

Sagot :

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Answer:

D) y = –5x + 4x^2 + 2

Step-by-step explanation:

You can tell by the first number being positive or negative. To check use Desmo graphing calculator and enter your equation for next time.

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