Algebra
Presentation
•
Mathematics
•
9th Grade
•
Hard
Joseph Anderson
FREE Resource
11 Slides • 5 Questions
1
Algebra 1 STAAR Retest Lesson
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Solving systems of equations
Graphing
Elimination
Substitution
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Converting Standard Form to Slope Intercept Form: Ax+By=C >> y=mx+b
Step 1: Move Ax by adding or subtracting
Step 2: Divide both sides by B
Step 3: Simplify
Step 4: Write in slope intercept form
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Multiple Choice
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Multiple Choice
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Linear Regression Steps:
New Document
Add Lists and Spreadsheets
Click Menu-4-1-3
Enter 'x and 'y
m is slope b is the y intercept
y = mx+b is your equation
12
Exponential Regression Steps:
New Document
Add Lists and Spreadsheets
Enter 'x and 'y
Fill out the table with the data provided
Click Menu-4-1-A
a is Initial Amount b is the Factor
y= a(bx) is the equation
13
Quadratic Regression Steps:
New Document
Add Lists and Spreadsheets
Enter 'x and 'y
Fill out the table with the data provided
Click Menu-4-1-6
y=ax2+bx+c is your equation
Use a, b, and c from the calculator
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Multiple Choice
Which equation best represents the linear data shown?
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Multiple Choice
Which equation best represents the exponential data shown?
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Multiple Choice
Which equation best represents the quadrtic data shown?
Algebra 1 STAAR Retest Lesson
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