Chapter 1 Review. Vocabulary Variable: a letter that is used to represent a range of numbers.
-
Upload
shawn-clarke -
Category
Documents
-
view
217 -
download
0
Transcript of Chapter 1 Review. Vocabulary Variable: a letter that is used to represent a range of numbers.
![Page 1: Chapter 1 Review. Vocabulary Variable: a letter that is used to represent a range of numbers.](https://reader036.fdocuments.in/reader036/viewer/2022082506/5697bf891a28abf838c89e12/html5/thumbnails/1.jpg)
Chapter 1 Review
![Page 2: Chapter 1 Review. Vocabulary Variable: a letter that is used to represent a range of numbers.](https://reader036.fdocuments.in/reader036/viewer/2022082506/5697bf891a28abf838c89e12/html5/thumbnails/2.jpg)
Vocabulary• Variable: a letter that is used to represent a
range of numbers
![Page 3: Chapter 1 Review. Vocabulary Variable: a letter that is used to represent a range of numbers.](https://reader036.fdocuments.in/reader036/viewer/2022082506/5697bf891a28abf838c89e12/html5/thumbnails/3.jpg)
Variable Expressions, Meanings, and Operations
![Page 4: Chapter 1 Review. Vocabulary Variable: a letter that is used to represent a range of numbers.](https://reader036.fdocuments.in/reader036/viewer/2022082506/5697bf891a28abf838c89e12/html5/thumbnails/4.jpg)
You Try It…State the meaning of the variable expression
and name the operation.
![Page 5: Chapter 1 Review. Vocabulary Variable: a letter that is used to represent a range of numbers.](https://reader036.fdocuments.in/reader036/viewer/2022082506/5697bf891a28abf838c89e12/html5/thumbnails/5.jpg)
Evaluating Variable Expressions
• Substitute numbers for the variable (letter)• Perform the operations indicated
Example: Evaluate the expression when x = 3
![Page 6: Chapter 1 Review. Vocabulary Variable: a letter that is used to represent a range of numbers.](https://reader036.fdocuments.in/reader036/viewer/2022082506/5697bf891a28abf838c89e12/html5/thumbnails/6.jpg)
PEMDAS• Parenthesis
• Exponents
• Multiplication/Division– In order from left to right
• Addition/Subtraction– In order from left to right
Order of Operations
![Page 7: Chapter 1 Review. Vocabulary Variable: a letter that is used to represent a range of numbers.](https://reader036.fdocuments.in/reader036/viewer/2022082506/5697bf891a28abf838c89e12/html5/thumbnails/7.jpg)
Example 1: Evaluate the expression .Use order of operations.
![Page 8: Chapter 1 Review. Vocabulary Variable: a letter that is used to represent a range of numbers.](https://reader036.fdocuments.in/reader036/viewer/2022082506/5697bf891a28abf838c89e12/html5/thumbnails/8.jpg)
Example 2: Evaluate the expression Use order of operations.
![Page 9: Chapter 1 Review. Vocabulary Variable: a letter that is used to represent a range of numbers.](https://reader036.fdocuments.in/reader036/viewer/2022082506/5697bf891a28abf838c89e12/html5/thumbnails/9.jpg)
Example 3: Evaluate the expression Then simplify your answer.
![Page 10: Chapter 1 Review. Vocabulary Variable: a letter that is used to represent a range of numbers.](https://reader036.fdocuments.in/reader036/viewer/2022082506/5697bf891a28abf838c89e12/html5/thumbnails/10.jpg)
You Try It...Evaluate each expression using the order
of operations when x = 1.
![Page 11: Chapter 1 Review. Vocabulary Variable: a letter that is used to represent a range of numbers.](https://reader036.fdocuments.in/reader036/viewer/2022082506/5697bf891a28abf838c89e12/html5/thumbnails/11.jpg)
Example 4:
![Page 12: Chapter 1 Review. Vocabulary Variable: a letter that is used to represent a range of numbers.](https://reader036.fdocuments.in/reader036/viewer/2022082506/5697bf891a28abf838c89e12/html5/thumbnails/12.jpg)
You Try It…1.
2.