# Section_1-2 - 1 2 ( 5 3-+ + [ ] ) 60 70 ( 4 ) 6 8 ( 3 2-- +...

This preview shows pages 1–11. Sign up to view the full content.

Section 1-2 Exponents and Order of Operations

This preview has intentionally blurred sections. Sign up to view the full version.

View Full Document
Objectives Understand exponents and where they fall in the order of operations Evaluate expressions Understand what “evaluate” means.
Exponent - how many times the base number is used as a factor 4 2 2 2 3 2 Please never just multiply the base times the power. That makes me want to pull my hair out.

This preview has intentionally blurred sections. Sign up to view the full version.

View Full Document
Where do exponents fall in the order of operations? Simplify each expression 3 2 2 3 14 - + ) 3 8 ( 5 4 2 2 - +
We do multiplication and division from left to right ) 3 5 ( 2 ) 3 5 ( 2 - + ÷ + ) 2 13 ( ) 7 9 ( 8 ÷ + - ÷

This preview has intentionally blurred sections. Sign up to view the full version.

View Full Document
Treat brackets like parentheses (Start with the inner most set) [ ] ) 1 2 ( 3 4 5 2 + + [ ] 3 )

This preview has intentionally blurred sections. Sign up to view the full version.

View Full Document

This preview has intentionally blurred sections. Sign up to view the full version.

View Full Document
This is the end of the preview. Sign up to access the rest of the document.

Unformatted text preview: 1 2 ( 5 3-+ + [ ] ) 60 70 ( 4 ) 6 8 ( 3 2-- + Evaluate each expression To evaluate an expression, you plug in given values of the variables and simplify. This is NOT solving. b a -3 2 3 4 , 7 = = b a Evaluate ) 4 ( 2 +-a c a 3 , 3 = = c a Volunteers will get a special surprise! For t = 4 and r = 5 2 rt ( 29 2 rt Exit Question What is the difference between simplifying and evaluating an expression? HW #2 page 12 (7-15 odd, 21, 22, 25, 26, 35, 51) For 51 pretend the numerator is in parentheses Quiz ___...
View Full Document

## This note was uploaded on 05/16/2011 for the course ALGEBRA 098 taught by Professor Johnson during the Spring '09 term at Grand Valley State University.

### Page1 / 11

Section_1-2 - 1 2 ( 5 3-+ + [ ] ) 60 70 ( 4 ) 6 8 ( 3 2-- +...

This preview shows document pages 1 - 11. Sign up to view the full document.

View Full Document
Ask a homework question - tutors are online