Diberi persamaan parametrik bagi satu lengkuk adalah The parametric equations of a curve are x = In cos 0, y = 30 – tan 0, yang mana 0< 0

Algebra & Trigonometry with Analytic Geometry
13th Edition
ISBN:9781133382119
Author:Swokowski
Publisher:Swokowski
Chapter11: Topics From Analytic Geometry
Section11.4: Plane Curves And Parametric Equations
Problem 39E
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Diberi persamaan parametrik bagi satu lengkuk adalah
The parametric equations of a curve are
x = In cos 0,
y = 30 – tan 0,
yang mana 0< 0 <n.
where 0 < 0<n.
dy
di dalam sebutan tan 0.
Express in terms of tan 0.
(a) Nyatakan
dx
dy
dx
(b) Cari koordinat y yang tepat bagi titik pada lengkuk yang mana kecerunan normal
adalah bersamaan dengan 1.
Find the exact y-coordinate of the point on the curve at which the gradient of the
normal is equal to 1.
Transcribed Image Text:Diberi persamaan parametrik bagi satu lengkuk adalah The parametric equations of a curve are x = In cos 0, y = 30 – tan 0, yang mana 0< 0 <n. where 0 < 0<n. dy di dalam sebutan tan 0. Express in terms of tan 0. (a) Nyatakan dx dy dx (b) Cari koordinat y yang tepat bagi titik pada lengkuk yang mana kecerunan normal adalah bersamaan dengan 1. Find the exact y-coordinate of the point on the curve at which the gradient of the normal is equal to 1.
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