SOLUTION: Does this quadratic equation have a solution and how do I justify? 1. p2-4p+4=0, 2.m2+m+1=0, 3. 3z2+z-1=0

Algebra ->  Quadratic Equations and Parabolas  -> Quadratic Equations Lessons  -> Quadratic Equation Lesson -> SOLUTION: Does this quadratic equation have a solution and how do I justify? 1. p2-4p+4=0, 2.m2+m+1=0, 3. 3z2+z-1=0       Log On


   

Question 10577: Does this quadratic equation have a solution and how do I justify?
1. p2-4p+4=0, 2.m2+m+1=0, 3. 3z2+z-1=0
Answer by gudie(3) About Me  (Show Source):
You can put this solution on YOUR website!
for 1. p=2
2.& 3 u can use quadratic formula