How do you write a quadratic equation with vertex; ( 1,0 ); point: ( -1,4 )?

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How do you write a quadratic equation with vertex; ( 1,0 ); point: ( -1,4 )?

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Answer 1 · 2016-07-29T04:50:59

y = (x - 1)^2

Explanation:

Vertex form of this function:
#y = a(x - 1)^2 + 0#.
Find a by writing that the parabola passes at point (-1, 4):
#4 = a(-2)^2 = 4a# --> a = 1
This function has as standard form:
#y = (x - 1)^2#

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How do you write a quadratic equation with vertex; ( 1,0 ); point: ( -1,4 )?

1 Answer

Explanation:

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