For the curve defined by the parametric equations [x = 3 + sect y=3+5tant Find the first derivative: dx 5 sec²(t) sec (t) tan(t) Find the second derivative: d²y dx² 5 cot" (t) X 3π Determine whether the curve is concave up or concave down at t = 7 -: Concave up

Trigonometry (MindTap Course List)
10th Edition
ISBN:9781337278461
Author:Ron Larson
Publisher:Ron Larson
Chapter6: Topics In Analytic Geometry
Section6.6: Parametric Equations
Problem 5ECP: Write parametric equations for a cycloid traced by a point P on a circle of radius a as the circle...
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Calculus with Parametric Curves

For the curve defined by the parametric equations
[x = 3 + sect
y=3+5 tant
Find the first derivative:
dy
dr
5 sec² (t)
sec (t) tan(t)
Find the second derivative:
d'y
= 5 cot³ (t)
X
3π
Determine whether the curve is concave up or concave down at t =
4
-: Concave up
Transcribed Image Text:For the curve defined by the parametric equations [x = 3 + sect y=3+5 tant Find the first derivative: dy dr 5 sec² (t) sec (t) tan(t) Find the second derivative: d'y = 5 cot³ (t) X 3π Determine whether the curve is concave up or concave down at t = 4 -: Concave up
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