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Trigonometry 9 Online
OpenStudy (anonymous):

given sine theta=3/5 , sin phi = 5/13, theta and phi both acute.Find a. sin(theta + phi) b. cos(theta+phi) can anyone can help me

OpenStudy (anonymous):

@Hero

OpenStudy (anonymous):

@TheSmartOne

OpenStudy (anonymous):

any idea buddy?

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