Solve. Round results to the nearest thousandth.
-$$9 x ^ { 2 } = 2 + 17 x$$
A) $2.000 , - 0.111$
B) $1.763,0.126$
C) $- 0.126 , - 1.763$
D) $0.111 , - 2.000$

Question

Quizplus · Accepted Answer

First, rearrange the equation to standard quadratic form: $9x^2 - 17x - 2 = 0$. Then, use the quadratic formula $x = \frac{-b \pm \sqrt{b^2 - 4ac}}{2a}$ with $a = 9$, $b = -17$, and $c = -2$. Solving gives $x \approx 2.000$ and $x \approx -0.111$.

Solve Round Results to the Nearest Thousandth 9x2=2+17x9 x ^ { 2 } = 2 + 17 x9x2=2+17x

Solve Round Results to the Nearest Thousandth $9 x ^ { 2 } = 2 + 17 x$