Let two numbers have arithmetic mean 9 and geometric mean 4. Then these numbers are the roots of
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Let two numbers have arithmetic
Let two numbers have arithmetic mean 9 and geometric mean 4. Then these numbers are the roots of the quadratic equation
(a) x^2-18x-16=0 (b) x^2-18x+16=0
(c) x^2+18x-16=0 (d) x^2+18x+16=0
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3 سال پیش
در تاریخ 1400/04/08 منتشر شده
است.
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