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Cuisine123
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Homework Statement
Find the angle of inclination of each of the following lines.
i) r = (2,-6) + t(3,-4) ii) r = (6,1) + t(5,1)
B) prove that the tangent of the angle of inclination is equal to the slope of the line.
Homework Equations
N/A
The Attempt at a Solution
I know that the angle ø, 0° < ø < 180°, that a line makes with the positive x-axis is called the angle of inclination of the line. However, I don't have any idea how to approach this question.