# What is the slope of the tangent line of #r=(sin^2theta)/(2theta-thetacos2theta)# at #theta=(pi)/4#?

##### 1 Answer

Jan 15, 2018

slope is the derivative value at a given value of

#### Explanation:

dr/d

by quotient rule:

it is

now placing the value of

you can find slope

hope u find it helpful :)