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Online Quiz (Worksheet A B C D)

Questions Per Quiz = 2 4 6 8 10

Grade 8 - Mathematics
7.51 Polynomials Review Test

Q 1: (x-1)2 = _____?
None of these
x2+2x+1
x2-2x-1
x2-2x+1

Q 2: (2x2-5).(7x+1) = _____?
14x3+2x2+35x-5
14x3+2x2-35x+5
14x3+2x2-35x-5
14x3-2x2-35x-5

Q 3: Divide (8a2b - 16ab2 + 36ab) by 4ab.
2a - 4ab - 9
2a + 4b - 9
2a - 4b - 9
2a - 4b + 9

Q 4: Find the product of (x+2)(3x+5).
None of these
3x2+11x+10
3x2+9x+10
3x2-11x+10

Q 5: Expand (5x+2y)2.
25x2+20xy+2y2
25x2-20xy+4y2
None of these
25x2+20xy+4y2

Q 6: Divide [(3a)3 + (3b)3] by (3a+3b).
9a2-9ab-9b2
9a2+9ab+9b2
9a2-9ab+9b2
None of these

Q 7: If x+1/x = 4, find the value of x3+1/x3.
56
52
54
58

Q 8: If x+y = 11 and xy = 24, find the value of x4+y4.
4377
4177
4277
4477

Question 9: This question is available to subscribers only!

Question 10: This question is available to subscribers only!


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