Which equation correctly solves for h, the x-coordinate of the vertex of a quadratic function, when starting with the equation for the vertex form of a parabola?

h = x +a – ky−−−−√
h = x +y – ka−−−−√
h = x +a-yk−−−√
h = x +y + ka−−−−√

Question

Which equation correctly solves for h, the x-coordinate of the vertex of a quadratic function, when starting with the equation for the vertex form of a parabola?

h = x +a – ky−−−−√
h = x +y – ka−−−−√
h = x +a-yk−−−√
h = x +y + ka−−−−√

aum · Answer

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