simplify and factor the equation. 2cos^(2)x-1-7c osx+4=0 2cos^(2)x-7cosx+3=0 Combine like (2cosx-1)(cosx-3)=0 Factor. apply the zero product property.

Related Book For  answer-question

Income Tax Fundamentals 2013

ISBN: 9781285586618

31st Edition

Authors: Gerald E. Whittenburg, Martha Altus Buller, Steven L Gill

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