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The standard form or the equation of a parabola is y = 7x^2 + 14 +4. What is the vertex form of the equation?

1 Answer

4 votes
we know that
the vertex form of the equation is
y=a(x-h)²+k

we have
y = 7x² + 14x +4
y=7(x² + 2x) +4
y=7(x² + 2x+1-1) +4
y=7(x² + 2x+1) +4-7
y=7(x+1)²-3

the answer is
y=7(x+1)²-3

User Abhi V
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