# What is the equation of the tangent line of #r=tan^2theta - costheta# at #theta=pi/4#?

##### 1 Answer

slope=

#### Explanation:

It is known that Cartesian to Polar is x= r

Hence dx=

dy=

Therefore slope

When

Now given r=

Hence slope=

Nov 6, 2016

slope=

It is known that Cartesian to Polar is x= r

Hence dx=

dy=

Therefore slope

When

Now given r=

Hence slope=