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### Grade 7 - Mathematics4.51 Special Products and Expansions Review Test

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### Grade 7 - Mathematics4.51 Special Products and Expansions Review Test

 Q 1: Find the value of (249)2.620016260162021 Q 2: Find the square root of 1936x2y4.44xy242xy448xy2 Q 3: Factorize cp + 6dq - 2cq - 3dp.(c+3d)(p-2q)(c-3d)(p+2q)(c-3d)(p-2q) Q 4: Divide (4a4+2a3-12a2-9a+9) by (2a2-a+4).Quotient=(2a2+2a-9) and Remainder=(-26a+45)Quotient=(2a2+2a-9) and Remainder=(-26a-45)Quotient=(2a2+2a+9) and Remainder=(-26a+45) Q 5: Find the value of (82)2 using formula.168129166724 Q 6: Factorise 14x2y+21xy2+49xyz.2xy(7x+3y+7z)3xy(2x+7y+7z)7xy(2x+3y+7z) Q 7: Divide [(5a)3-(6b)3] by (5a-6b).25a3+30ab+36b325a2-30ab+36b225a2+30ab+36b2 Q 8: Divide [(15a)3-(6b)3] by (15a-6b).225a2+90ab+36b2225a3+90ab+36b3225a2-90ab+36b2 Question 9: This question is available to subscribers only! Question 10: This question is available to subscribers only!