Q 1: Find the square root of the equation 4x^{4} + 8x^{3} + 9x^{2} + 4x + 4 = 0 using undetermind method. 2x^{2} + x + 1 2x^{2}  x + 2 2x^{2} + x + 2 2x^{2} + 2x + 2

Q 2: Find the nature of the roots of the equation 3x^{2}  15x + 5 = 0. Complex and distinct Real and equal Real and distinct

Q 3: Solve, x^{2}  x  6 = 0.
3 and 2 3 and 2 3 and 2 3 and 2

Q 4: Solve, 2x^{4}  9x^{3} + 14x^{2}  9x + 2 = 0. 1,1/2 and 2/3 None of these 1,2 and 1/2 1,2/3 and 3

Q 5: If one root of x^{2}  (7+a)x  56 = 0 is 8 find the value of a. 8 8 6 6

Q 6: Find the square root of x^{4} + 6x^{3} + 13x^{2} + 12x + 4. x^{2}  3x  2 x^{2} + 3x  2 x^{2} + 3x + 2 x^{2}  3x + 2

Q 7: Find the value of m and n so that x^{4}  4x^{2} + mx + n is a perfect square. m = 4 and n = 0 None of these m = 0 and n = 4 m = 2 and n = 3

Q 8: Find the product of the roots of 2x^{2} + 7x + 6 = 0. 2/5 3 3

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