a. Normal to a curve Find an equation for the line perpendicularto the tangent to the curve y = x3 - 4x + 1 at the point (2, 1).b. Smallest slope What is the smallest slope on the curve? Atwhat point on the curve does the curve have this slope?c. Tangents having specified slope Find equations for the tangentsto the curve at the points where the slope of the curve is 8.

Algebra & Trigonometry with Analytic Geometry
13th Edition
ISBN:9781133382119
Author:Swokowski
Publisher:Swokowski
Chapter3: Functions And Graphs
Section3.6: Quadratic Functions
Problem 50E
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a. Normal to a curve Find an equation for the line perpendicular
to the tangent to the curve y = x3 - 4x + 1 at the point (2, 1).
b. Smallest slope What is the smallest slope on the curve? At
what point on the curve does the curve have this slope?
c. Tangents having specified slope Find equations for the tangents
to the curve at the points where the slope of the curve is 8.
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