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Questions and Answers
Which of the following best describes an algebraic expression?
Which of the following best describes an algebraic expression?
- A repeated multiplication of the same factor.
- A mathematical statement that includes numbers, variables, and arithmetic operations. (correct)
- The process of substituting variables with numbers and performing operations.
- A letter that represents an unspecified number.
What is a variable?
What is a variable?
- The process of substituting variables with numbers and performing operations.
- A letter that represents an unspecified number. (correct)
- A repeated multiplication of the same factor.
- A mathematical statement that includes numbers, variables, and arithmetic operations.
How do you evaluate an algebraic expression?
How do you evaluate an algebraic expression?
- Perform repeated multiplication of the same factor.
- Write the expression as a power.
- Substitute each variable with a letter.
- Substitute each variable with a number and perform the operations. (correct)
What is a power in mathematics?
What is a power in mathematics?
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What is the base and exponent in the expression $5^3$?
What is the base and exponent in the expression $5^3$?
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