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3 cards from this section. Quick, good the night before a test.
Define a normal line in relation to a tangent line.
Think about the relationship between two lines.
If the slope of a tangent line is 3, what is the slope of the normal line?
Use the negative reciprocal relationship.
What is a normal line?
Consider its relationship to the tangent.
True or False: The slope of a normal line is the negative reciprocal of the slope of the tangent line.
Think about how perpendicular lines relate.
Given the function y = x^4, find the equation of the normal line at x = 1.
Start by calculating the derivative and the point of intersection.
Discuss the significance of normal lines in the context of maximizing areas in architecture.
Consider how angles in design contribute to stability.
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