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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: Find the HCF of 12a2, 4ac and 6c2.
2
None of these
2a2b
2ac

Q 2: Find the value of (249)2 using formula.
63001
65001
62001

Q 3: (9x-9).(2x-5) = _____?
18x2-63x+50
10x2-63x+45
18x2-63x+45

Q 4: _____ - 12x + 4.
(5x+2)2
(3x-2)2
(x+5)2
(3x+2)2

Q 5: Factorise 24x2z+18xyz+30xz.
4xz(6x+3y+5)
6xz(4x+3y+5)
3xz(8x+3y+5)

Q 6: (7x+5)(5y+7) = _____?
35xy+49x+22y+35
35xy+45x+25y+35
35xy+49x+25y+35

Q 7: Factorise 256x2 - 1.
(16x-1)(16x-1)
(16x+1)(16x+1)
(16x+1)(16x-1)

Q 8: (6x2+2y) = (7x2+2b), is this statement is true for any pair of real numbers?
False
True

Question 9: This question is available to subscribers only!

Question 10: This question is available to subscribers only!


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