consider the function f, such that f and f are continuous for t > 0 defined by: 0

Algebra & Trigonometry with Analytic Geometry
13th Edition
ISBN:9781133382119
Author:Swokowski
Publisher:Swokowski
Chapter5: Inverse, Exponential, And Logarithmic Functions
Section5.2: Exponential Functions
Problem 58E
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consider the function f, such that f and f are continuous for t > 0 defined by:
0<t<7
f(t)=
-68t +239
-5t²+bt+c
t27
When writing f' (t) in term of a unit step function or heavyside function you obtain
f'(t)=-68+ (-10t +70) 2(t-7)
Whats the value of b ?
Transcribed Image Text:consider the function f, such that f and f are continuous for t > 0 defined by: 0<t<7 f(t)= -68t +239 -5t²+bt+c t27 When writing f' (t) in term of a unit step function or heavyside function you obtain f'(t)=-68+ (-10t +70) 2(t-7) Whats the value of b ?
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