- #1

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y=4x^2 - 25. I understand how the vertex of the parabola would be at negative 25, but I have no clue what to do woith the 4x^2.

Help would be appreciated. thanks.

- Thread starter hotrocks007
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- #1

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y=4x^2 - 25. I understand how the vertex of the parabola would be at negative 25, but I have no clue what to do woith the 4x^2.

Help would be appreciated. thanks.

- #2

LeonhardEuler

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- #3

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factoring you get (2x-5) (2x+5) set these equal to zero

- #4

HallsofIvy

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