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

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

 Q 1: Divide (a4+a3+6a2+9a+7) by (a2+a+2).Quotient=(a2+4) and Remainder=(5a+1)Quotient=(a2-4) and Remainder=(5a-1)None of theseQuotient=(a2+4) and Remainder=(5a-1) Q 2: Divide [(5a)3-(6b)3] by (5a-6b).25a2+30ab+36b225a2-30ab+36b225a3+30ab+36b325a3+30ab+36b2 Q 3: Expand (x-2y)3.x3-6x2y+6xy2-8y3x3-6x2y+12xy2+8y3None of thesex3-6x2y+12xy2-8y3 Q 4: (7x+1)(6y-3) = _____?42xy-21x-342xy-21xy+6y-342xy-21x+6y-342x-21x+6y-3 Q 5: If x+y = 8, xy = 12, find the value of x2+y2.46444042 Q 6: Expand 27x3+8y3.None of these(3x+2y)(9x2-6xy+4y2)(3x+2y)(9x2-6xy+2y2)(3x+2y)(9x2+6xy+4y2) Q 7: (6a-7b)(6a+7b) = _____?None of these(6a)2+(7b)2(6a)2-(7b)2 Q 8: (17x+7) (7y+9) = _____?117xy+153x+49y+63119xy+153x+49y+63119xy+155x+49y+63119xy+153x+46y+63 Question 9: This question is available to subscribers only! Question 10: This question is available to subscribers only!