SOLUTION: Factor completely: 5x^3-45x

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Question 533467: Factor completely: 5x^3-45x
Answer by josmiceli(19441) About Me  (Show Source):
You can put this solution on YOUR website!
+5x%5E3+-+45x+=+x%2A%28+5x%5E2+-+45+%29+
+x+=+0+ is a solution, also,
+5x%5E2+-+45+=+0+
+5x%5E2+=+45+
+x%5E2+=+9+
+x+=+3+
+x+=+-3+
+x+=+0+
are the 3 solutions