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Check that if the graphs of the equations r= f(a) y r = g(a), intersect at P(r.a) then the tangent lines at P are perpendicular if and only if f(a) g'(a) + f(a) g(a)=0

Check that if the graphs of the equations r= f(a) y r = g(a), intersect at P(r.a) then the tangent lines at P are perpendicular if and only if f(a) g'(a) + f(a) g(a)=0

Trigonometry (MindTap Course List)
Trigonometry (MindTap Course List)
10th Edition
ISBN:9781337278461
Author:Ron Larson
Publisher:Ron Larson
Chapter6: Topics In Analytic Geometry
Section6.2: Introduction To Conics: parabolas
Problem 4ECP: Find an equation of the tangent line to the parabola y=3x2 at the point 1,3.
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Check that if the graphs of the equations r- f(a) y r = g(a), intersect at P(r.a) then the tangent lines at P are perpendicular if and only if f(a) g'(a) + f(a) g(a)=0
Transcribed Image Text:Check that if the graphs of the equations r- f(a) y r = g(a), intersect at P(r.a) then the tangent lines at P are perpendicular if and only if f(a) g'(a) + f(a) g(a)=0
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