Solve. Round results to the nearest thousandth.
-$4 z ^ { 2 } - 6 z = 1$
A) $1.309,0.191$
B) $0.151 , - 1.651$
C) $1.651 , - 0.151$
D) $3.302 , - 0.302$

Question

Quizplus · Accepted Answer

The quadratic equation $4z^2 - 6z - 1 = 0$ can be solved using the quadratic formula $z = \frac{-b \pm \sqrt{b^2 - 4ac}}{2a}$. Here, $a = 4$, $b = -6$, and $c = -1$. Solving gives the roots $z = 1.651$ and $z = -0.151$.

Solve Round Results to the Nearest Thousandth 4z2−6z=14 z ^ { 2 } - 6 z = 14z2−6z=1

Solve Round Results to the Nearest Thousandth $4 z ^ { 2 } - 6 z = 1$