solve....m^2-6m+9=0 the quadratic equation
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m^2 -6m + 9 = 0
m^2 -3m -3m +9 = 0
m(m-3)-3(m-3) = 0
(m-3)(m-3) = 0
(m-3)^2 = 0
m=3
m^2 -3m -3m +9 = 0
m(m-3)-3(m-3) = 0
(m-3)(m-3) = 0
(m-3)^2 = 0
m=3
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