Download A2 2.2 Standard Form of a Line Worked.notebook

A2 2.2 Standard Form of a Line Worked.notebook
September 09, 2016
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A2 2.2 Standard Form of a Line Worked.notebook
September 09, 2016
Algebra 2
2.2 Standard Form of a Line
• Convert from Slope­Intercept form to Standard Form and visa­versa • Find the x/y­intercepts of a line
• Find the standard form equation of a line
• Find equations of Parallel and Perpendicular lines.
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A2 2.2 Standard Form of a Line Worked.notebook
September 09, 2016
Standard Form of a line:
Ax + By = C ; where A, B & C are just numbers
Convert the following equations to Standard Form:
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A2 2.2 Standard Form of a Line Worked.notebook
September 09, 2016
Convert from standard form to slope­intercept form:
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A2 2.2 Standard Form of a Line Worked.notebook
September 09, 2016
Find the equations of the lines below, in standard form.
Ex: Slope = 2 and passes through (3, ­5)
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A2 2.2 Standard Form of a Line Worked.notebook
September 09, 2016
Find the equations of the lines below, in standard form.
Passes through (5, 7) & (­1, 2)
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A2 2.2 Standard Form of a Line Worked.notebook
September 09, 2016
Find the x and y intercepts of lines in Standard Form and Slope­Intercept Form:
To get x­int: plug in 0 for y & solve for x
To get y­int: plug in 0 for x & solve for y
Ex: Find the x and y intercepts of the following equations.
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A2 2.2 Standard Form of a Line Worked.notebook
September 09, 2016
Finding lines that are parallel and perpendicular.
• Parallel lines have the same slope
• Perpendicular lines have an Opposite Recriprocal slope.
Find the equation of the line that passes through (­12, 1) and is parallel to 8
A2 2.2 Standard Form of a Line Worked.notebook
September 09, 2016
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A2 2.2 Standard Form of a Line Worked.notebook
September 09, 2016
Find the equation of the line which passes through (4, 3) that is parallel to the line which passes through (6, ­1) and (1, 3).
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A2 2.2 Standard Form of a Line Worked.notebook
September 09, 2016
Find the equation of the line which passes through (6, ­10) and is perpendicular to the line that passes through (4, ­6) and (3, ­4)
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A2 2.2 Standard Form of a Line Worked.notebook
September 09, 2016
Homework:
Pg 73: Problem Set 11, 13
Pg 76: Problem Set 1, 3, 6
Pg 80: Problem set 5, 10, 11
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