math
posted by Carol on .
x^26x7=0 Completing the square
need help

what is half of 6 squared: 6/2=3, squared , 9
x^26x+9 7=9
(x3)^2 =16
take the square root of each side.
x3= +4
x=7, or 1
posted by Carol on .
x^26x7=0 Completing the square
need help
what is half of 6 squared: 6/2=3, squared , 9
x^26x+9 7=9
(x3)^2 =16
take the square root of each side.
x3= +4
x=7, or 1