Q 1: Factorize, 54x^{3}+16. 2(3x2)(9x^{2}6x+4) None of these 2(3x+2)(9x^{2}6x+4) 2(3x+2)(9x^{2}+6x+4)

Q 2: Factorize, 4x^{4}+81. (2x^{2}+6x+9)(2x^{2}+6x+9) (2x^{2}+6x+9)(2x^{2}6x+9) None of these (2x^{2}6x+9)(2x^{2}6x+9)

Q 3: Factorize, x^{3}+6x^{2}+9x. (x3)^{2} None of these (2x+3)^{2} x(x+3)^{2}

Q 4: Factorize, (2x+3y)^{2}+2.(2x+3y).(x+y)+(x+y)^{2}. (3x+4y)^{2} (5x+4y)^{2} (2x+3y)^{3} (3x+3y)^{2}

Q 5: Factorize, x^{2}2x63. (x9)(x+7) (x+9)(x+7) None of these (x9)(x7)

Q 6: Factorize, x^{4}+x^{2}+1. None of these (x^{2}+x+1)(x^{2}+x+1) (x^{2}x+1)(x^{2}x+1) (x^{2}+x+1)(x^{2}x+1)

Q 7: Factorize, 9x^{2}+12x+436y^{2}. (3x+2+6y)(3x+26y) (3x+2+6y)(3x26y) (3x2+6y)(3x+26y) None of these

Q 8: Factorize, 81a^{2}72ab+16b^{2}.
None of these (9a3b)^{2} (9a+4b)^{2} (9a4b)^{2}

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