Trigonometry, Trigonometric equations, IB Math HL

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Trigonometry, Trigonometric equations, IB Math HL

Postby nicole » Wed Jan 29, 2014 7:23 am

IB Mathematics HL – Trigonometry, Trigonometric equations

How can we solve the following trigonometric equation?

in the interval .


Thanks
nicole
 
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Re: Trigonometry, Trigonometric equations, IB Math HL

Postby miranda » Wed Jan 29, 2014 7:24 am

IB Math HL – Trigonometry, Trigonometric equations



From unit circle we have the following:


accepted

or rejected

or accepted

or accepted

or accepted

or accepted

or rejected

Therefore, the solutions are

miranda
 
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Re: Trigonometry, Trigonometric equations, IB Math HL

Postby nicole » Wed Jan 29, 2014 7:24 am

Thank you!!
nicole
 
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