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Mathematics, 03.02.2019 17:28

If the ratio of sum of the first m and n terms of an ap is m2 : n2 , show that the ratio of its mth and nth terms is (2m ā 1) : (2n ā 1).

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Mathematics, 01.02.2019 18:50

Shannon mary and john earn a weekly allowance ahannon earns the amount that is 2/3 of what john earns mary earns an amount that is 1 2/3 of what johns earns 20 dollars a week who eaens the greatest allowance and who earns the least

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Mathematics, 01.02.2019 17:43

If the average of x and y is 11 and the average of x y and z is 5 what is the value of z

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Perpendicular to 3x-6y=-2 containing points (-3,-8)...

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