dy/dx = (cos t - sin t)/(sin t - cos t)
The second derivative is 0.
I am trying to find the nature of turning points but the second derivative can't be used and a nature table can't be made because dy/dx always equals -1 for any value of t.
dy/dx = (cos t - sin t)/(sin t - cos t)
The second derivative is 0.
I am trying to find the nature of turning points but the second derivative can't be used and a nature table can't be made because dy/dx always equals -1 for any value of t.