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Mathematics 17 Online
OpenStudy (anonymous):

Give an example of a real number t for which cos t is positive and sin t is negative.

OpenStudy (anonymous):

yeah dont know how sorry can look up

OpenStudy (anonymous):

wat grade u in

OpenStudy (anonymous):

11th

OpenStudy (abmon98):

280

OpenStudy (anonymous):

im in 7th

OpenStudy (abmon98):

according to trigonometric functions, in the 4th quad cosine is positive and sine is negative you could try any number greater than 270 and less than 360

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