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The zeros of the polynomial `4x^2+5sqrt(2)x-3` are :A. ` -3sqrt2, sqrt2`B. `-3sqrt2, sqrt2/2`C. ` (-3sqrt2)/2 sqrt2/4`D. none of these |
Answer» Correct Answer - C `4x^(2)+5sqrt2 x - 3 = 4x^(2) + 6sqrt2 x- sqrt2 x - 3` ` = 2sqrt2 x (sqrt2 x + 3)-(sqrt2 x + 3) = (sqrt2 x + 3) (2 sqrt2 x - 1).` `:. X = (-3)/sqrt2 xxsqrt2/sqrt2 = (-3sqrt2)/2 or x = 1/(2sqrt2) xx sqrt2/sqrt2 = sqrt2/4.` |
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