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September 30, 2014

September 30, 2014

Posted by **sarah** on Sunday, July 15, 2007 at 3:07pm.

i cant seem to figure out if i plug in 2 or 4 into the eq.

i no the answer is 0 but how do i strt?

f(2) = f(4) --->

2 a + b - 4 a + b --->

2 a = 4 a --->

(4 - 2) a = 0 --->

2 a = 0 ---->

a = 0

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