SOLUTION: Find the equation of the tangent line: for g(theta)= (cos theta) / ( theta) at point (pi/(2)/(0) using quotient rule

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Question 1070914: Find the equation of the tangent line:
for g(theta)= (cos theta) / ( theta) at point (pi/(2)/(0)
using quotient rule

Answer by Alan3354(69443) About Me  (Show Source):
You can put this solution on YOUR website!
g(x) = cos(x)/x
g'(x) = (-sin(x)*x-cos(x))/x^2
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g'(pi/2) = (-1*(pi/2)/(pi^2/4)
m = -2/pi
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Line tangent at (pi/2,0):
y = (-2/pi)*(x - pi/2)
y+=+-2x%2Fpi+%2B+1