Q 1: The roots of the quadratic expression x^{2} + 2x  8 are (x+_) and (x2) Answer:

Q 2: The quadratic x^{2}  10x + 25 can be factored as (x5)(x_) Answer:

Q 3: Factorize, x^{2}+30x+161. (x+23)(x+7) (x+23)(x+8) (x+21)(x+7)

Q 4: Factorize, 9x^{4}+40x^{2}+16. (3x+2)(3x2)(x2)(x2) None of these (3x2)(3x2)(x+2)(x2) (3x+2)(3x2)(x+2)(x2)

Q 5: x^{2}  4xy + 4y^{2}
(x2y)^{2} (x2y)(x2y) (x2y)(x+2y)

Q 6: Factorize, x^{2}+10x+24. (x+4)(x+6) None of these (x+2)(x+7) (x+7)(x+5)

Q 7: Factorize, x^{2}+16x+39. (x+13)(x+5) (x+13)(x+3) (x+14)(x+3)

Q 8: Factorize, x^{2}+2xy24y^{2}. None of these (x6y)(x4y) (x+6y)(x4y) (x+6y)(x+4y)

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Question 10: This question is available to subscribers only!

