how do i factor b2 (squared) - 18b -144

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- Jun 21st 2008, 11:00 AM #1

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- Jun 21st 2008, 11:51 AM #2

- Jun 21st 2008, 12:05 PM #3

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- Jun 21st 2008, 12:08 PM #4

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- Jun 21st 2008, 12:15 PM #6