The following are expressions
- 3x
- 5 - 2y
- p + 2q - 45
- mn
- 2x = 4
- x + 8 = 20
- x² = 36
- 2x + y = 4
(II) Coefficients, Variables and Constants
In the following algebraic expressions:
(a) 6x
- x is a variable
- 6 is the coefficient of x
- There is no constant
- y is a variable
- 2 is the coefficient of y
- 5 is the constant
- m and n are variables
- 3 and 7 are coefficients of m and n respectively
- 9 is the constant
- p and q are variables
- 1 and 2 are coefficients of p and q respectively
- -45 is the constant
- a and b are variables
- 5 and -3 are coefficients of a and b respectively
- 1 is the constant
- x and y are variables
- 1 and -1 are coefficients of x and y respectively
- There is no constant
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Let's learn more terms that are related to Algebra through the Hangman activity (select "Algebra")
I) expressions are used to symbolise numbers and equations are like normal equations (e.g 1=1+2)
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