Find the equation of the axis of symmetry of the parabola.
-$$y = 3 x ^ { 2 } + 30 x + 73$$
A) $x = - 2$
B) $x = 5$
C) $x = 2$
D) $x = - 5$

Name: Find the equation of the axis of symmetry of the parabola. -\[y = 3 x ^ { 2 } + 30 x + 73\] A) $x = - 2$ B) $x = 5$ C) $x = 2$ D) $x = - 5$
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Question

Quizplus · Accepted Answer

The axis of symmetry of a parabola given by $y = ax^2 + bx + c$ is found using the formula $x = -\frac{b}{2a}$. For the given equation, $a = 3$ and $b = 30$, so the axis of symmetry is $x = -\frac{30}{2*3} = -5$.

Find the Equation of the Axis of Symmetry of the Parabola