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I. ` 4x^(2) - 20x+ 19 = 4x - 1` II. ` 2y^(2) = 26y+ 84`A. If ` x gt y`B. If ` x lt y`C. If ` x = y`D. If ` x ge y` |
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Answer» Correct Answer - B I. ` 4x^(2) - 24x+20 = 0` ` x^(2) - 6x + 5 = 0` ` x^(2) - 5x - x + 5 = 0` ` x(x-5)-1(x-5) = 0` ` (x-5)(x-1) = 0` ` x = 5, 1` II. ` y^(2) - 13y+42 = 0` ` y^(2) - 7y-6y+42 = 0` `y(y-7)-6(y-7) = 0` ` (y-7)(y-6) = 0` ` y = 7, 6` Hence, ` y gt x`. |
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