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Find the value of 2x^2 + 4zy + 3z^2. Where x = mean, y= median and z= mode of following number.........

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Find the value of 2x^2 + 4zy + 3z^2.
Where
x = mean, y= median and z= mode of following number
77 104 91 97
131 48 114
119 91 117 122

posted Nov 27, 2018 by Mridul

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