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December 9, 2016

Homework Help: Pre Cal

Posted by Kindell on Monday, March 17, 2008 at 2:15am.

2cos*2x-cosx=1 find all solutions to the equation on the domain [0,2ð]

i got ð/4, 7ð/4, 3ð/4, and 5ð/4 but only got two out of four points... what did i do wrong?

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