Use factoring to find the zeros of the quadratic function. List the x-intercepts of the graph of the function.
-$$h ( x ) = x ^ { 2 } + 5 x - 50$$
A) x = -10, x = 5
B) x = 10, x = 5
C) x = 10, x = -5
D) x = -10, x = 1

Question

Quizplus · Accepted Answer

To find the zeros of the quadratic function $h(x) = x^2 + 5x - 50$, we factor it. The factors of -50 that add up to 5 are 10 and -5, so we can write the function as $h(x) = (x + 10)(x - 5)$. Setting each factor equal to zero gives us the zeros: $x = -10$ and $x = 5$.

Use Factoring to Find the Zeros of the Quadratic Function h(x)=x2+5x−50h ( x ) = x ^ { 2 } + 5 x - 50h(x)=x2+5x−50

Use Factoring to Find the Zeros of the Quadratic Function $h ( x ) = x ^ { 2 } + 5 x - 50$