Q 1: Factorize, a^{2}b^{2}c^{2}d^{2}. (abcd)(abcd) None of these (ab+cd)(ab+cd) (ab+cd)(abcd)

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

Q 3: Factorize, 4+12x+9x^{2}. (23x)^{2} None of these (2+3x)^{2} (2+2x)^{2}

Q 4: Factorize, (4x+5y)^{2}+2.(4x+5y).(2x6y)+(2x6y)^{2}. (6x+y)^{2} (5x+6y)^{2} (6xy)^{2} (6x2y)^{2}

Q 5: Factorize, 8x^{3}125. (2x5)(4x^{2}+10x+25) (2x+5)(4x^{2}+10x+25) None of these (2x5)(4x^{2}10x+25)

Q 6: Factorize, 32x^{3}+4y^{3}. None of these 4(2x+y)(4x^{2}2xy+y^{2}) 4(2xy)(4x^{2}+2xy+y^{2}) 4(2x+y)(4x^{2}2xy+y^{2})

Q 7: Factorize, 16x^{2}y^{2}16xyz+4z^{2}9. (4xy2z+3)(4xy2z3) (4xy2z+3)(4xy2z+3) None of these (4xy2z+3)(4xy2z3)

Q 8: Factorize, 27x^{3}+27x^{2}y+9xy^{2}+y^{3}. None of these (3xy)^{3} (3x+y)^{3} (3x+y)^{2}

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