How do you solve x^ { 2} + 12x = - 60?
2 Answers
May 8, 2017
Use the quadratic equation
Explanation:
First we need to add 60 to make the right-hand side 0:
Since this quadratic equation is not factorable, we apply the quadratic equation:
Since we cannot square root a negative value, we use
Therefore, our answers are
May 8, 2017
x=-6+-isqrt(-24)
Explanation:
Give -
x^2+12x=-60
Let use completing the square method
x^2+12x+36=-60+36
(x+6)^2=-24
x+6=+-isqrt(-24)
x=-6+-isqrt(-24)