The resistance R of a certain type of resistor is R = V0.003T - 12T + 140 where R is measured in ohms and the temperature T is measured in degrees Celsius. (a) Use a computer algebra system to find dR/dT. dR %3D dT Use a computer algebra system to find the critical number of the function. T = Determine the minimum resistance for this type of resistor. (Round your answer to four decimal places.) (b) Use a graphing utility to oranh tu

Algebra & Trigonometry with Analytic Geometry
13th Edition
ISBN:9781133382119
Author:Swokowski
Publisher:Swokowski
Chapter7: Analytic Trigonometry
Section7.6: The Inverse Trigonometric Functions
Problem 93E
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The resistance R of a certain type of resistor is
R = V0.003Tª – 12T + 140
where R is measured in ohms and the temperature T is measured in degrees Celsius.
(a) Use a computer algebra system to find dR/dT.
dR
%3D
dT
Use a computer algebra system to find the critical number of the function.
T =
Determine the minimum resistance for this type of resistor. (Round your answer to four decimal places.)
R =
(b) Use a graphing utility to graph the function R and use the graph to approximate the minimum resistance for this type of resisto
R=
ohms
Need Help?
Transcribed Image Text:The resistance R of a certain type of resistor is R = V0.003Tª – 12T + 140 where R is measured in ohms and the temperature T is measured in degrees Celsius. (a) Use a computer algebra system to find dR/dT. dR %3D dT Use a computer algebra system to find the critical number of the function. T = Determine the minimum resistance for this type of resistor. (Round your answer to four decimal places.) R = (b) Use a graphing utility to graph the function R and use the graph to approximate the minimum resistance for this type of resisto R= ohms Need Help?
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