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Hi,how do I find both solutions of the equation cos0 = 0.35 between degrees 0 and 360?

Many thanks

3 answers

the cosine is positive in the I and IV quadrant

using the inverse cosine function on your calculator

Ø = 69.513°

so Ø is either 69.513° or (360-69.513)° or 290.487°
i hope this is not ou question? as this is the exam cheat
i hope this is not ou question? as this is the exam cheat ...... YOU
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