Q 1: Multiply (7x+7y) with (6x+3). 42x^{2}+15x+42xy+21y 42x^{2}+21x+46xy+21y 42x^{2}+21x+42xy+21y

Q 2: Multiply (6x^{2}+7x1) with x^{2}. 6x^{4}7x^{3}x^{2} 6x^{4}+7x^{3}+x^{2} 6x^{4}+7x^{3}x^{2}

Q 3: Multiply (7x^{2}6x+7) with 6x. 42x^{3}+36x^{2}+42x 42x^{3}36x^{2}+42x 42x^{3}36x^{2}42x

Q 4: If x=2, then find the value of 8x^{2}+6x+7. 47 51 49

Q 5: Multiply (x7) with (x^{2}+1). x^{3}7x^{2}+x+7 x^{3}7x^{2}+x7 x^{3}7x^{2}x+7

Q 6: Multiply (6x+7) with (7x+3). 42x^{2}+65x+21 42x^{2}+67x+21 42x^{2}+67x+24

Q 7: Multiply (3x2y) with (3x+y). 9x^{2}3xy+2y^{2} 9x^{2}3xy+3y^{2} 9x^{2}+3xy+2y^{2} 9x^{2}3xy2y^{2}

Q 8: Multiply (6x+7) with (2y+3). 12xy+18x+14y+20 12xy+18x+14y+21 12xy+18y+14x+21

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