Terms
List the Terms
3y + 4z + 5
3y, 4z, 5
Coefficient of y
3y + 4z + 5
y = 3
2 x n
2n
If n = 2
3 + n
3 +2 = 5
What is a coefficient?
Number in front of a pronumeral/variable.
2 + 6 - 4
2, 6, 4
Coefficients a, b
24a + 3b + 4c
a = 24
b = 3
3 x m + 2
3m + 2
a = 5, b = 3, c = 1
a + b + c
5 + 3 + 1 = 9
What is a constant term?
A number on its own.
How many terms?
2c - 5d + 3
3
Coefficient of m
6m + 2 + 7n
m = 6
a + a + a
3a
a=2, b=3
5a - 1 - b
5 x 2 - 1 - 3
10-1-3 = 6
What is a term?
Anything with an operation between them.
How many terms?
5 - 2 + 6m + 2
4
Coefficient of s
88r + s + 5
s = 1
a + a + b + b + b
2a + 3b
a = 2, b = 3
2a + 3b
2 x 2 + 3 x 3 =
4 + 9 =13
What are the two different names for letters?
Pronumeral or variable.
How many terms?
5a - 1 - b = c
4
How many coefficients?
5a - 1 - b
2
2a + 2b
2(a + b)
If a = 2, b = 5
2(a + b)
(2 x 2) + (2 x 5)
4 + 10 = 14
What does substitution mean?
To replace the pronumeral with a value (or number).