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I. ` 6x^(2) + 13x = 12 - x` II. ` 1+2y^(2) = 2y + (5y)/ 6 `A. If ` x gt y`B. If ` x lt y`C. If ` x = y`D. If ` x le y` |
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Answer» Correct Answer - D I. ` 6x^(2) + 14x = 12` ` 3x^(2) + 7x - 6 = 0` ` (x+3)(3x-2) = 0 ` ` x = -3, 2/3` II. ` 1+2y^(2) = (17)/6 y` ` 12y^(2) - 17y+6 = 0` ` 12y^(2) - 8y- 9y+6 = 0` ` 4y(3y-2) - 3 (3y - 2) = 0` ` (3y-2) (4y-3) = 0` ` y = 2/3, 3/4` Hence, ` x lt y` |
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