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August 20, 2014

August 20, 2014

Posted by **TUHITUHI** on Thursday, October 4, 2012 at 12:06pm.

- math -
**Reiny**, Thursday, October 4, 2012 at 12:38pmlet f(x) = x^3 - 2ax^2 + ax - 1

if x-2 is a factor, then f(2) = 0

f(2) = 8 -8a + 2a - 1 = 0

-6a = -7

a = 7/6

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