What is the equation of a parabola that is a vertical translation of $y=x^2+3x$ of 1 and a horizontal translation of 5?

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Answer 1 · 2018-07-12T10:06:44

y-1 = (x-5)^2 + 3(x-5)

The form of a parabola reaching an extremum value of $y_0$ when $x = x_0$ is
$y-y_0 =a(x-x_0)^2 + b(x-x_0)$

What is the equation of a parabola that is a vertical translation of y=x^2+3xy=x^2+3x of 1 and a horizontal translation of 5?