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Online Quiz (Worksheet A B C D)

Questions Per Quiz = 2 4 6 8 10

Grade 7 - Mathematics
4.51 Special Products and Expansions Review Test

Q 1: Factorise 144x2 - 1.
(12x+1)(12x+1)
(12x+1)(12x-1)
(12x-1)(12x-1)

Q 2: (4x2-1).(3x-4) = _____?
12x3-16x2+3x+4
12x3-16x2-3x+4
12x3+16x2-3x+4

Q 3: (9x2+7x-5)(3x) = _____?
273+21x2+5x
183-21x2+10x
273+21x2-15x
273-21x2+15x

Q 4: Express 30x2 + 45xy as product of factors.
15x(2x+3y)
2x(15x+3y)
3x(2x+15y)

Q 5: Find the value of 32*28 using formula.
896
996
796

Q 6: 6a2 and 9a, find the HCF of the given monomials.
4a
6a
3a
5a

Question 7: This question is available to subscribers only!

Question 8: This question is available to subscribers only!


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