Taking Square Roots
Solve for x.
(x-3)^2=6
3pmsqrt6
Solve for x.
x^2-18=7
pm5
When completing the square, what number would need to be added to both sides of the equation?
x^2+6x=14
9
Simplify.
(5pmsqrt225)/(4)
5,-5/2
Solve for x.
4x^2=25
\pm 5/2
Solve for x.
x^2+7-5x=7
0,5
When completing the square, what number would need to be added to both sides of the equation?
3x^2-36x=6
36
Simplify.
(28pmsqrt96)/(12)
(7pmsqrt6)/(3)
Solve for x.
(2x+3)^2=49/16
-5/8,-19/8
Solve for x.
x^2+4x-36=3x+6
-7,6
When completing the square, what number would need to be added to both sides of the equation?
2x^2+9x=x+18
4
Solve for x.
x^2+31=-12x
-6pmsqrt5