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Algebra & Trigonometry with Analytic Geometry

Algebra & Trigonometry with Analytic Geometry

13th Edition

ISBN:9781133382119

Author:Swokowski

Publisher:Swokowski

Chapter3: Functions And Graphs

Section3.2: Graphs Of Equations

Problem 78E

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8. Find all x- values for which f(x) = is
x-4
differentiable.
A) at all points
B) at all points except x-7
C) at all points except x-4
D) at all points except x= -4
9. How the slope of the tangent is determined from
a secant line?
A) the secant line is perpendicular to the tangent
line
B) series of secant lines with one of the endpoints
approaching the point of tangency
C) the secant line is parallel to the tangent line
D) the secant line is coinciding with the tangent line

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