A< x=4 B f A(a, 0) ⇒x

Algebra & Trigonometry with Analytic Geometry
13th Edition
ISBN:9781133382119
Author:Swokowski
Publisher:Swokowski
Chapter10: Sequences, Series, And Probability
Section10.5: The Binomial Theorem
Problem 15E
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Consider following function f(x) = ln(x2 - 16) for x > 4
Attached figure shows a part of graph of f, which cuts x-axis at coordinate point A (a , 0). Line L is tangent to graph of f at point B.

(a) Find EXACT value of a
(b) Knowing that slope of L is 1/3, find x-coordinate of point B.

A<
x=4
B
f
A(a, 0)
⇒x
Transcribed Image Text:A< x=4 B f A(a, 0) ⇒x
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