Determine the direction that this parabola opens y=x^2+2x+8

up or down

Question

Mathematics

Silly Gilly

28 March, 13:09

Determine the direction that this parabola opens y=x^2+2x+8

up or down

+5

Answers (1)

Know the Answer?

Rodolfo Gilbert · Answer 1

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Step-by-step explanation:

The standard equation for a parabola is y = ax^2 + bx + c. If the coefficient a is positive, then the curve (graph) opens up.

In y=x^2+2x+8 this coefficient is + 1, so the curve opens up.

Determine the direction that this parabola opens y=x^2+2x+8up or down

Determine the direction that this parabola opens y=x^2+2x+8

up or down