Question

Solve by using the quadratic formula to solve
x2 + 6x = –3.
a.) -6±√-6 over 6
b.) -3±2√3
c.) -3±√6
d.) -3±√-3

Answer 1

move the -3 from the right side by adding 3 to both sides of the equation.
identify your coefficients and plug into the quadratic formula.

Answer 2

b. is right

Answer 3

\[\LARGE x_{1/2}={-b\pm\sqrt{b^2-4ac}\over 2a}\]
\[\LARGE ax^2+bx+c=0\]

Answer 4

I solved to -3±2√3.
Thank you.