Use the quadratic formula to solve the following quadratic equation: 8x2 + 2x - 3 = 0.

Question

jdoe0001 · Answer

$\bf \text{quadratic formula}\
x= \cfrac{ - b \pm \sqrt { b^2 -4ac}}{2a}$

anonymous · Answer

here are the answers

	A.	x = -7/8 or 3/8
	B.	x = -11/8 or 9/8
	C.	x = -3/4 or 1/2
	D.	x = -1/2 or 3/4

jdoe0001 · Answer

$\begin{array}{ccccccclll}
&a&&b&&c\
&8&x^2 &+ 2&x &- 3& = 0

\end{array}\\quad \\quad \
\bf x= \cfrac{ - b \pm \sqrt { b^2 -4ac}}{2a}$

jdoe0001 · Answer

plug them in, see what you get

anonymous · Answer

i dont know what it is. i was taking a test that why i asked

anonymous · Answer

i dont know how to do it

jdoe0001 · Answer

notice the letters => $\bf \large \begin{array}{ccccccclll}
&\bf a&&\bf b&&\bf c\
&8&x^2 &+ 2&x &- 3& = 0

\end{array}$

jdoe0001 · Answer

tis just the coefficients of the quadratic equation

anonymous · Answer

ohh okay i got it now thanks