Polar form of linear equation.notebook
April 22, 2013
9.4 : Polar Form of the Linear Equation
L.T. : I will write the polar form of the linear equation.
Forms of the Linear Equation
slope­intercept
point­slope
standard
normal
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Polar form of linear equation.notebook
April 22, 2013
Convert from polar form to rectangular (standard) form.
1. Write the standard form of a line if the length of the normal is 5 and φ = 45.
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Polar form of linear equation.notebook
April 22, 2013
2. Write the equation in polar form. 12x ­ 5y + 13 = 0.
First step: Convert to normal form.
Normal form:
length of normal (p):
What quadrant is φ in?
What is φ?
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Polar form of linear equation.notebook
April 22, 2013
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