Find the axis of symmetry of the given function.
-$$f ( x ) = - 2 x ^ { 2 } + 13 x + 4$$
A) $x = - \frac { 13 } { 2 }$
B) $x = - \frac { 13 } { 4 }$
C) $x = \frac { 13 } { 4 }$
D) $x = \frac { 13 } { 2 }$

Question

Quizplus · Accepted Answer

The axis of symmetry for a quadratic function in the form $f(x) = ax^2 + bx + c$ is given by $x = -\frac{b}{2a}$. For the given function, $a = -2$ and $b = 13$, so the axis of symmetry is $x = -\frac{13}{2(-2)} = \frac{13}{4}$.

Find the Axis of Symmetry of the Given Function f(x)=−2x2+13x+4f ( x ) = - 2 x ^ { 2 } + 13 x + 4f(x)=−2x2+13x+4

Find the Axis of Symmetry of the Given Function $f ( x ) = - 2 x ^ { 2 } + 13 x + 4$