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Home Q & A Board Science-Related Homework Help Mathematics
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smooch92 smooch92
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11 years ago
Form of the parabola is y=ax^2+3x-4, and the maximum value is 5. How to find the equation in vertex form? I don't know how to find your a value with just the maximum value.
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#1
11 years ago Edited: 11 years ago, bio_man
y = ax^2 + 3x - 4

a = a, b = 3, c = -4.

K = 5 =c - b/4a

a = -1/4

h = -b/2a

= 6

It supports all the others....

Equation: y = (-1/4) x^2 + 3x - 4
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