- Can anyone help to prove that sin10° + sin 30° + sin 50° - 1 / (4sin 5°) =0 ???? HELP PLS?

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Find B in [0,pi] and real number C such that cot theta=C tan(theta-B).? How do you find the test statistic in stats? What is the area of a triangle whose vertices are J (-2,1), K (4,3), and L (-2,-5)? Identify the main energy level, sub level and classify the elements.? TRUE OR FALSE. if the total amount of work done on a moving object is negative, then the speed of the object must decrease.?

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