Write the equation of the tangent line to the parametric curve x=sint y=sect when t=pi/4SET UP the integral to calculate the arc length of the curve if t∈[0,pi/3]
Hello, tiga killa!
Write the equation of the tangent line to the parametric curve
. .
When
The derivatives are: .
When
Now write the equation of the line through with slope 2.
SET UP the integral to calculate the arc length of the curve if
Formula: .
Therefore: .