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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: 9a2 - (3a+4b)2 = _____?
4b(6a+4b)
-4b(6a-4b)
-4b(6a+4b)

Q 2: Find the value of (251)2 using formula.
63001
6301
63206

Q 3: 36x2 - 24xy + .....
3y2
6y2
2y2
4y2

Q 4: 4x2 + ..... + y2.
4xy
-4xy
-3xy
2xy

Q 5: (9x-9)(8x+7) = 72x2-9x____.
Answer:

Q 6: (9x-1)2 = _____?
81x2-18x+1
18x2-2x+14
81x2+18x-1
9x2-9x+4

Q 7: Factorise 6x(7a-9) - 3y(7a-9).
(5x+y)(4a-7)
(6x-3y)(7a-9)
(2x+3y)(a-9)
(6x+3y)(7a-9)

Q 8: 19(7x+6y+7z) = _____?
Answer:

Question 9: This question is available to subscribers only!

Question 10: This question is available to subscribers only!


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