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Online Quiz (Worksheet A B C D)

Questions Per Quiz = 2 4 6 8 10

Grade 7 - Mathematics
2.4 Addition of Polynomials

Example:Add (3x2+6x+3) and (3x2+6x).

Solution:
3x2+6x+3+3x2+6x
= 3x2+3x2+6x+3+6x
= 6x2+6x+6x+3
= 6x2+12x+3


Directions: Solve the following problems. Also write at least ten examples of your own.
Q 1: (3x2+7x+2)+(2x2+3x) = _____?
x2+2x+3
2x2+5x+2
5x2+10x+2
3x2+10x+2

Q 2: (9x+2)+(7x2+3) = _____?
7x2+9x+5
5x2+8x+4
5x2+7x+9
6x2+8x+5

Q 3: (3x3+7x+9)+(3x2+7x+2) = _____?
3x2+5x2+11x+11
2x2+4x2+14x+9
3x3+3x2+14x+11
3x2+5x3+11x+9

Q 4: (15x+9)+(5x2+3) = _____?
4x2+5x+12
5x2+15x+12
8x2+12x+5
4x3+5x+12

Q 5: (3x2+7x)+(7x+9) = _____?
3x2+14x+9
5x2+13x+8
2x2+11x+9
2x2+14x+9

Q 6: (7x2+3)+(3x2+2x) = _____?
11x2+2x+3
10x2+2x+3
2x2+3x+5
5x2+3x+2

Question 7: This question is available to subscribers only!

Question 8: This question is available to subscribers only!


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