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Trigonometry
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OpenStudy (anonymous):
Rewrite the following as a product of trigonometric functions. 8) sin π/13+ sin π/4
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OpenStudy (calculusxy):
sine=opposite/hypotenuse phi=3.14 (opposite) 13 is the hypotenuse Phi=opposite 14=hypotenuse
OpenStudy (mertsj):
sin u + sin v = 2 sin(½(u+v)) cos(½(u−v))
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