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

Q 2: (17x+7) (7y+9) = _____?
119xy+153x+49y+63
117xy+153x+49y+63
119xy+155x+49y+63
119xy+153x+46y+63

Q 3: (5x+2).(5x+3) = _____?
None of these
25x2-25x+6
25x3+25x+6
25x2+25x+6

Q 4: (x-1)2 = _____?
None of these
x2+2x+1
x2-2x-1
x2-2x+1

Q 5: Divide 6a4 by 2a2.
3a3
None of these
3a
3a2

Q 6: Divided (3x2 + 6x) by 3x.
x2 + 2
x + 3
x + 2
x - 2

Q 7: If (x+1/x) = 9 find x2+1/x2.
79
89
75
69

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

Question 9: This question is available to subscribers only!

Question 10: This question is available to subscribers only!


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