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Write the expression as the sine, cosine, or tangent of an angle. cos 140 cos 50 - sin 140 sin 50 Submit Answer 13. [-/0.62

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Write the expression as the sine, cosine, or tangent of an angle. cos 140 cos 50 - sin 140 sin 50 Submit Answer 13. [-/0.62 Points] DETAILS LARPCALC10 5.4.031. Write the expression as the sine, cosine, or tangent of an angle. tan(7/15) + tan(47/5) 1 - tan(7/15) tan(47/5) Submit Answer 14. [0.62/0.62 Points] DETAILS PREVIOUS ANSWERS LARPCALC10 5.4.035. Find the exact value of the expression. 6 sin - cos -+ cos -sin Submit Answer 15. [0/0.62 Points] DETAILS PREVIOUS ANSWERS LARPCALC10 5.4.037. Find the exact value of the expression cos(1400) cos(200) + sin(1400) sin (209) 1.49 x

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