Question

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

Answer 1

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

Answer 2

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

Answer 3

\(\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}\)

Answer 4

plug them in, see what you get

Answer 5

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

Answer 6

i dont know how to do it

Answer 7

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

\end{array}\)

Answer 8

tis just the coefficients of the quadratic equation

Answer 9

ohh okay i got it now thanks