Math Spiral Review Flashcard 2

Front

What is the expression for the sum of C squared and fourteen?

Back

C² + 14

Front

Evaluate 3 raised to the power of 4.

Back

81

Front

What is the difference when you subtract 11.8 from 65.39?

Back

53.59

Front

What is the absolute value of -12?

Back

12

Front

What is the expression for the product of a number and eighteen?

Back

18n

Front

What is the definition of an expression in mathematics?

Back

A combination of numbers, variables, and operators that represents a value.

Front

What does it mean to evaluate an expression?

Back

To calculate the value of the expression by substituting variables with numbers.

Front

What is the definition of absolute value?

Back

The distance of a number from zero on the number line, always positive.

Front

What is the difference between a variable and a constant?

Back

A variable can change and represent different values, while a constant has a fixed value.

Front

What is the formula for finding the area of a rectangle?

Back

Area = length × width