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Mathematics 15 Online
OpenStudy (supernova_sonntag):

Have the answer-not quite sure how to find it.

OpenStudy (supernova_sonntag):

Find all solutions in the interval [0, 2π). \[\sec^2x-2=\tan^2x\]

OpenStudy (supernova_sonntag):

The answer is that there are no solutions.

OpenStudy (mathmate):

Hint: use identity \(1+tan^{2}(x)=sec^2(x)\)

OpenStudy (supernova_sonntag):

Yup I just noticed that-but I'm not sure what to do with it..?

OpenStudy (mathmate):

Substitute and simplify, see what you get.

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