JEE Main BPlanning Mathematics problem 1310: The roots of t²−22t+57=0 have what sum?
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By Vieta, root sum is the coefficient 22.
Practice BPlanning Mathematics questions with answers and explanations.
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By Vieta, root sum is the coefficient 22.
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(4+3)/2=3.5.
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Increase/base ×100 = 25%.
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The units digit follows from 5³.
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7²+12²=193.
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Area=8×15=120.
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By Vieta, root sum is the coefficient 27.
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The units digit follows from 2³.
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12²+14²=340.
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Area=13×17=221.
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By Vieta, root sum is the coefficient 34.
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(15+4)/2=9.5.