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What is the equation of the parabola? (3 points)

A) y = -1/8x^2 +5

B) y = 1/8x^2 +5

C) y = 1/8x^2 - 5

D) y = -1/8x^2 -5

What is the equation of the parabola 3 points A y 18x2 5 B y 18x2 5 C y 18x2 5 D y 18x2 5 class=

Respuesta :

Answer:

A.

Step-by-step explanation:

The parabola opens down, so the "a" value (the number in front of x^2) must be negative. The y-intercept is (0, 5) so the constant must be positive 5.

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