2. Find points P and Q on the parabola y = 1 – x? so that the triangle ABC formed by the r-axis and the tangent lines at P and Q is an equilateral triangle (see figure 1).

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 33E
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y A
P
B
С х
Figure 1: Figure for question 1
Transcribed Image Text:y A P B С х Figure 1: Figure for question 1
2. Find points P and Q on the parabola y = 1 - x² so that the triangle ABC
formed by the r-axis and the tangent lines at P and Q is an equilateral triangle
(see figure 1).
Transcribed Image Text:2. Find points P and Q on the parabola y = 1 - x² so that the triangle ABC formed by the r-axis and the tangent lines at P and Q is an equilateral triangle (see figure 1).
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