SOLUTION: solve for x: 5x^3 - 30x^2 + 45x = 0

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Question 152627: solve for x:
5x^3 - 30x^2 + 45x = 0
Answer by Fombitz(32388) About Me  (Show Source):
You can put this solution on YOUR website!
5x%5E3-30x%5E2%2B45x=5x%28x%5E2-6x%2B9%29
5x%5E3-30x%5E2%2B45x=5x%28x-3%29%5E2
5x%5E3-30x%5E2%2B45x=5x%28x-3%29%5E2=0
First zero:
5x=0
x=0
Second and third zero:
%28x-3%29=0
x=3
+graph%28+300%2C+300%2C+-10%2C+10%2C+-20%2C+20%2C+5x%5E3-30x%5E2%2B45x%29+