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SAMPLE QUESTIONS Subject : Mathematics Class X

each. 25. A quadratic equation whose roots are (3-?2) and (3 + ?2) is : (a) x2 - 6x + 7 = 0. (b) x2 +6x + 7 = 0. (c) 9x2 - 2 = 0. (d) x2 - 7 ...



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