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Grade 7 - Mathematics
4.51 Special Products and Expansions Review Test


Name: ___________________

Date:___________________

Grade 7 - Mathematics
4.51 Special Products and Expansions Review Test

Q 1: Express 42x+18y as product of factors.
7(6x+3y)
6(7x+3y)
3(7x+6y)

Q 2: 15a2 and 45a, find the HCF of the given monomials.
9a
15a
3a
10a

Q 3: If (x+1/x) = 25 find x2+1/x2.
625
623
630

Q 4: Find the value of (41)2 using formula.
1681
181
2061

Q 5: Divide (14x3 + 8x2 + 6x) by 2x.
7x2 + 3
7x3 + 3x
7x2 + 4x + 3
6x2 + 3x

Q 6: Divide (-56a3b2) by (-4ab).
14a2b
14ab2
14a2
14ab

Q 7: Multiply (x-7) with (x2+1).
x3-7x2+x+7
x3-7x2+x-7
x3-7x2-x+7

Q 8: Find the value of (351)2.
123301
123261
125201

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Question 10: This question is available to subscribers only!


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