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### Grade 8 - Mathematics7.51 Polynomials Review Test

 Q 1: Divide [(3a)3 + (3b)3] by (3a+3b).None of these9a2+9ab+9b29a2-9ab-9b29a2-9ab+9b2 Q 2: (x-1)2 = _____?x2-2x-1x2+2x+1x2-2x+1None of these Q 3: (7x+1)(6y-3) = _____?42xy-21x+6y-342xy-21x-342x-21x+6y-342xy-21xy+6y-3 Q 4: Find the value of (31)2 using formula.951941961971 Q 5: Find the product of (x+2)(3x+5).3x2+9x+103x2+11x+103x2-11x+10None of these Q 6: If a+b+c = 6 and a2+b2+c2 = 20, find the value of ab+bc+ca.2684 Q 7: Divide 45x3y4 by 9x3y3.5y2None of these5y35y Q 8: Find the product of (x-3)(x-5)(x+7).x3-x2-41x+105None of thesex3-x2-41x+105x3-x2-41x+105 Question 9: This question is available to subscribers only! Question 10: This question is available to subscribers only!

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