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Example 8 from Algebra and Trigonometry, 1.1 Real Numbers: Algebra Essentials
List the constants and variables for each algebraic expression.
Work it out on paper first. Then open the solution one step at a time, and stop as soon as you can finish on your own.
| Constants | Variables | |
|---|---|---|
| a. x + 5 | 5 | x |
| b. | ||
| c. | 2 |
The book's Try It right after this example: same idea, new numbers. Only the answer is given.
List the constants and variables for each algebraic expression.
How did it go?