Find the x-intercepts of the function.
-$f ( x ) = 4 x ^ { 2 } - 44$
A)x-intercept: (12, 0)
B) $x \text {-intercept: } ( \sqrt { 11 } , 0 )$
C)x-intercept: (-11, 0), x-intercept: (11, 0)
D) $x \text {-intercept: } ( - \sqrt { 11 } , 0 ) , x \text {-intercept: } ( \sqrt { 11 } , 0 )$

Question

Quizplus · Accepted Answer

To find the x-intercepts, set $f(x) = 0$: $0 = 4x^2 - 44$. Solving for $x$, we get $x^2 = 11$, so $x = \pm\sqrt{11}$. This corresponds to two x-intercepts: $(-\sqrt{11}, 0)$ and $(\sqrt{11}, 0)$.

Find the X-Intercepts of the Function f(x)=4x2−44f ( x ) = 4 x ^ { 2 } - 44f(x)=4x2−44

Find the X-Intercepts of the Function $f ( x ) = 4 x ^ { 2 } - 44$