Algebraic Expressions (Basics)

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1) terms: 12, 10c
coefficient: 10
constant: 12

2) terms: 15, 3w, ½
coefficient: 3
constants: 15, ½

3) terms: z², 9z
coefficients: 9, 1 (z² is the same as 1z², we just don't normally write the 1, but it is still a coefficient)
constants: none

4) j^6
5) 9k^5
12) 31
13) 26
14) 29
15) 37.5

This video is an introduction to algebraic expressions. We discuss the different parts of an algebraic expression (terms), new vocabulary including variables, coefficients, and constants. We also introduce simplifying expressions and evaluating them when the value of the variable is given.