Question
Solve by factoring
a^2-6a+9=0
a^2-6a+9=0
Answers
Reiny
looks like a perfect square
(a - 3)^2 = 0
aa-3 = 0
a = 3
(a - 3)^2 = 0
aa-3 = 0
a = 3
Maggie
a^2-6a+9=0