Warm Up

1.1 Evaluate Expression

Vocabulary

State which are expressions or algebraic expressions expression Algebraic expression expression

Evaluate Expressions To evaluate an algebraic expression 1)substitute a number for each variable, 2) perform the operation(s), 3)and simplify the result

Evaluate Algebraic Expressions

Example 2 Evaluate an expression

Expression using Exponents BASE EXPONENT POWER3 factors of 3

EXAMPLE 3 Seven to the first power Five to the second power, or five squared One half to the third power, or one half cubed Z to the fifth power

Example 4

Area and Volume Exponents are used in the formulas for the are of a square and the volume of a cube.

Example 5 Evaluate a power Each edge of the medium sized pop up storage cube shown is 14 inches. The storage cube I made so that it can be folded flat when not in use. Find the volume of the storage cube. 14in