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Solution 4.4:3b
From Förberedande kurs i matematik 1
Revision as of 12:52, 13 October 2008 by Tek (Talk | contribs)
We see directly that x=5 is a solution to the equation, and using the unit circle we can also draw the conclusion that x=−5=45 is the only other solution between 0 and 2.
We obtain all solutions to the equation when we add integer multiples of 2,
5
