SOLUTION: Use the discriminant to determine if the equation can be solved by factoring. If the equation can be solved by factoring, then factor it.
{{{9k^2+6k+1=0}}}
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Question 48288: Use the discriminant to determine if the equation can be solved by factoring. If the equation can be solved by factoring, then factor it.
Answer by venugopalramana(3286) (Show Source): You can put this solution on YOUR website!
Use the discriminant to determine if the equation can be solved by factoring. If the equation can be solved by factoring, then factor it.
9k^2+6k+1=0
discr.=(6)^2-4*9*1=36-36=0....perfect square...equal roots ....equal to ...-6/2*9=-6/18=-1/3
hence.....9k^2+6k+1=(3k+1)^2
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