(:
Has just one term.
Example: 4x2
Monomial
(14 + 9k) + (–14 – 7k)
2k
(8s² + 6s + 5) – (s² + s)
7s² + 5s + 5
(mn3 + 3) + (m2 – 1)
mn3 + m2 + 2
(2mn + 4m) - (2mn - 6m) =
10m
Has two terms.
Example: 5x3-4x
Binomial
(16 + 4r2 + 5r3) + (3r3 + 2r2)
8r3 + 6r2 + 16
(2x² + 3x + 15) – (–x³ + 7x)
x³ + 2x² – 4x + 15
(t5 + 10rs) + (–3r – 2t5)
–t5 + 10rs – 3r
(-s2 - 3) - (2s2 + 10sq)=
*remember to change signs*
= -3s2 - 10sq - 3
Has three terms.
Example: 3y2 + 5y -2
Trinomial
(–6x7 + 10 + 3x5) + (15 – 2x5 – 9x)
-5x7 + x5 - 9x + 25
(–m7 + 9m³ + 5m) – (–m7 + 9m³ – 4m)
9m
(3zy4-2y2+6rs-8)+(zy4-3y3+4y2-8rs+3)
4zy4-3y3+2y2-2rs-5
(6x3yz- 4yx2 + x - 9) - (3yx2 + 7x + 3) =
*remember to change signs*
6x3yz- 7yx2 - 6x - 12
Classify this polynomial by the number of terms.
3x5 - 3x + 78
Trinomial
Add the polynomial then classify.
(–2y + 7y4+ 5y5 – 4y2 – 2y6) + (y + 9y6 + 6y2 )
7y6 + 5y5 +7y4 +2y2 - y
polynomial with 5 terms
Add the polynomial and then classify.
(5p6 + 6p² + p) – (8p6 + 10p³ + 2p)
–3p6 – 10p3 + 6p² – p
polynomial with 4 terms
Add the polynomial and then classify.
(2x2 + 3mn + 2) + (3x2 - 5mn -1)
5x2 - 2mn + 1
Trinomial
Subtract yz5 - xy4z from y2 + 3y4.
Set up: (y2 + 3xy4z) - (yz5 - y4)
Answer: y2 + 2xy4z - yz5
Classify this polynomial by the number of terms and identify the degree.
7yz4 + 3x5 + 5y2 + 6zyx8 + 8z
polynomial with 5 terms.
degree of the polynomial is 10
Add the following polynomial then classify the polynomial and find the degree.
(2n – 7n5) + (6n3 + 4n2 + 5n5 – 13 – 2n)
–2n5 + 6n3 + 4n2 – 13
Polynomial with 4 terms
Degree: 5
Add the following polynomial then classify the polynomial and find the degree.
(10v6 + 7v4 – 5v³ + 3v² + 16) – (v6 + 2v4)
9v6 + 5v4– 5v³ + 3v² + 16
Polynomial with 5 terms
Degree: 6
Add the following polynomial then classify the polynomial and find the degree.
(3qr4s2 + 6) + (–10 + rs + qr4 s2 )
4qr4s2+ rs – 4
Trinomial
Degree: 7
Subtract t4 - 3t2 + 7 from 5t3 - 9 then classify the polynomial and find the degree.
Set up: (5t3 - 9) - (t4 - 3t2 + 7) =
Answer:
-t4 + 5t3 + 3t2 - 16
Polynomial with 4 terms
Degree: 4