Let f (x) = Vx. %3D Find the slopem and the point-slope equation of the line tangent to the graph of f at the point (49, 7)

Algebra & Trigonometry with Analytic Geometry
13th Edition
ISBN:9781133382119
Author:Swokowski
Publisher:Swokowski
Chapter7: Analytic Trigonometry
Section7.6: The Inverse Trigonometric Functions
Problem 91E
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Let f (x) = Vx.
Find the slopem and the point-slope equation of the line tangent to the graph of f at the point (49, 7)
1
1
(Vx +7)
lim
lim
= 1/14
%3D
m =
X- 49
Xー→ 45
definition
simplified
exact value
Equation of tangent line:
y = 1/14
x + 7/2
* symbolic formatting help
Transcribed Image Text:Let f (x) = Vx. Find the slopem and the point-slope equation of the line tangent to the graph of f at the point (49, 7) 1 1 (Vx +7) lim lim = 1/14 %3D m = X- 49 Xー→ 45 definition simplified exact value Equation of tangent line: y = 1/14 x + 7/2 * symbolic formatting help
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If a function gx represents a curve then g'a represents the slope of curve at x=a.

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