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WorksheetsGrade 9 Adding and Subtracting polynomials
Total questions: 20
Worksheet time: 30mins
Name
Class
Date
1.
What is the type of polynomial 3x4 + 2x2 + 5x ?
a)
monomial
b)
binomial
c)
trinomial
d)
polynomial
2.
Add to Simplify:
(4x - 2x3) + (5x3 - 4x + 5)
(4x - 2x3) + (5x3 - 4x + 5)
a)
3x3 + 5
b)
3x3 + 8x + 5
c)
3x2 + 5
d)
7x3 + 8x + 5
3.
Find the sum.
(3 - 2x + 2x2) + (4x - 5 + 3x2)
(3 - 2x + 2x2) + (4x - 5 + 3x2)
a)
7x - 7x + 5x2
b)
5x2 + 2x - 2
c)
5x2
d)
5x2 + 6x + 8
4.
Simplify the expression.
(4a3 - 8a - 4a2) + (7a3 - 7 - 6a)
(4a3 - 8a - 4a2) + (7a3 - 7 - 6a)
a)
11a3 - 4a2 - 14a - 7
b)
5a3 - 4a2 - 14a - 7
c)
5a3 - 4a2 - 20a - 7
d)
5a3 - 9a2 - 20a - 7
5.
Combine like terms to simplify:
(5x + 2) + (4x + 5)
(5x + 2) + (4x + 5)
a)
9x -7
b)
-9x-11
c)
9x+7
d)
x+7
6.
Simplify each expression.
(6x + 4x4 - 3x2) + (7x4 + 5x2 + 8x)
(6x + 4x4 - 3x2) + (7x4 + 5x2 + 8x)
a)
11x4 + 2x2 + 14x
b)
16x4 + x2 + 14x
c)
11x4 + x2 + 14x
d)
11x4 + 2x2 + 10x
7.
Add the polynomials (x-2) and (x2+3)
a)
x2+x+1
b)
x3+5
c)
x3+1
d)
x3-1
8.
What is the degree of the polynomial 3x4 + 2x2 + 5x ?
a)
1
b)
2
c)
3
d)
4
9.
What is the degree of the polynomial 17x + 4
a)
0
b)
1
c)
2
d)
3
10.
(3x2+xy-5y2) +
(2x2-xy+3y2)
(2x2-xy+3y2)
a)
5x2-2xy+8y2
b)
5x2-2y2
c)
5x2+2y2
d)
5x2+2xy-8y2
11.
Add or Subtract to Simplify:
(4x - 2x3) + (5x3 - 4x + 5)
(4x - 2x3) + (5x3 - 4x + 5)
a)
3x3 + 5
b)
3x3 + 8x + 5
c)
3x2 + 5
d)
7x3 + 8x + 5
12.
What is the degree of the polynomial x2-2x+5?
a)
1
b)
2
c)
3
d)
0
13.
What is the degree of the polynomial 3x2y + 2x2 + 5xy3 ?
a)
1
b)
2
c)
3
d)
4
14.
Add
(2x - 4xy + 3y) +
(x + 5xy - 5y)
(2x - 4xy + 3y) +
(x + 5xy - 5y)
a)
3x + 9xy + 8y
b)
3x - xy + 8y
c)
3x + xy - 2y
d)
x - 9xy - 2y
15.
(7x2 - 3x) + (5x2 + x + 3)
a)
12x2 - 2x + 3
b)
2x2 + 4x + 3
c)
12x4 + 2x2 + 3
d)
2x2 - 4x - 3
16.
(4a + 6ab - b) + (-2a - ab + 3b)
a)
2a + 7ab + 2b
b)
6a + 5ab - 2b
c)
6a + 7ab + 4b
d)
2a + 5ab + 2b
17.
(5x - y) + (2x + 6y)
a)
7x + 7y
b)
7x + 5y
c)
7x + 6y
d)
3x - 5y
18.
(10m - 7n) + (2m - n)
a)
12m - 8n
b)
12m - 6n
c)
12m + 8
d)
12m - 6
19.
What is the type of polynomial?
4x5 - 3x3
4x5 - 3x3
a)
monomial
b)
binomial
c)
trinomial
d)
polynomial
20.
What is the type of polynomial?
½xy2
½xy2
a)
monomial
b)
binomial
c)
trinomial
d)
polynomial
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