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Algebra & Trigonometry with Analytic Geometry

Algebra & Trigonometry with Analytic Geometry

13th Edition

ISBN:9781133382119

Author:Swokowski

Publisher:Swokowski

Chapter4: Polynomial And Rational Functions

Section4.3: Zeros Of Polynomials

Problem 67E

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- Normals to a parabola
normals from the point (a, 0) to the parabola x = y² shown in the
accompanying diagram, then a must be greater than 1/2. One of
Show that if it is possible to draw three
the normals is the x-axis. For what value of a are the other two
normals perpendicular?
x = y2
х
(a, 0)

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