Q 1: If (x+1/x) = 9 find x^{2}+1/x^{2}. 79 89 69 75

Q 2: (2x^{2}5).(7x+1) = _____? 14x^{3}2x^{2}35x5 14x^{3}+2x^{2}35x5 14x^{3}+2x^{2}+35x5 14x^{3}+2x^{2}35x+5

Q 3: Divide [(5a)^{3}(6b)^{3}] by (5a6b). 25a^{2}+30ab+36b^{2} 25a^{2}30ab+36b^{2} 25a^{3}+30ab+36b^{3} 25a^{3}+30ab+36b^{2}

Q 4: (6x^{2}+7x5)(5x) = _____? 30x^{3}+30x^{2}25x 30x^{3}+35x^{2}25x 30x^{3}35x^{2}25x 30x^{3}+35x^{}25x

Q 5: Divide (x^{2}+7x+2) by (x+3). Quotient=(x4) and Remainder=2 Quotient=(x+4) and Remainder=0 Quotient=(x+4) and Remainder=2 Quotient=(x4) and Remainder=0

Q 6: Divide 6a^{4} by 2a^{2}. 3a^{2} 3a^{} None of these 3a^{3}

Q 7: (x+1)^{2} = _____? x^{2}2x+1 x^{2}+2x1 x^{2}+2xy+1 x^{2}+2x+1

Q 8: Find the product of (2x+2y+2z) (4x^{2}+4y^{2}+4z^{2}4xy4yz4xz). 8x^{3}+8y^{3}+z^{3}24xyz None of these 8x^{3}+8y^{3}z^{3}24xyz 8x^{3}+8y^{3}+z^{3}12xyz

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