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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: 6x3-6x2+7x-8, find the value of given expression when x=2.
15
30
20
25

Q 2: Divide [(7a)3-(6b)3] by (7a-6b).
49a3+42ab+36b3
49a2+42ab+36b2
49a2-42ab+36b2

Q 3: Factorise x2 - 2x + 1.
(x-1)(x-1)
(x+1)(x+1)
(x+1)(x-1)

Q 4: If x=6, then 3x2+4x-5 = 127
False
True

Q 5: Divide [(15a)3+(5b)3] by (15a+5b).
225a2-75ab+25b2
225a2+75ab+25b2
225a3-75ab+25b3

Q 6: (4x-2).(4x-5) = _____?
16x2-28x+10
16x2-18x+10
6x2-28x+10

Question 7: This question is available to subscribers only!

Question 8: This question is available to subscribers only!


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