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Mathematics, 22.11.2019 23:31 esmeralda266
Two teachers are grading math homework. one teacher can grade a stack of papers in 50 minutes and the other can complete the job in 100 minutes. how long does it take them to grade all the papers if the first teacher grades alone for 23 minutes, then they work together to finish?
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Refer to the table below if needed. second quadrant third quadrant fourth quadrant sin(1800- - cos(180° -) tan(180°-e) =- tane cot(1800-0) 10 it to solo 888 sin(180° +c) = - sine cos(180° +) =- cose tan(180° +c) = tane cot(180° +o) = cote sec(180° + c) = - seco csc(180° +2) = - csce sin(360° -) =- sine cos(360° -) = cose tan(360° - e) =- tane cot(360° -) = -cote sec(360° -) = seco csc(360° -) = csco sec(180° -) = csc(180° -) = csca 1991 given that sine = 3/5 and lies in quadrant ii, find the following value. tane
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Two teachers are grading math homework. one teacher can grade a stack of papers in 50 minutes and th...
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