Find the slope of the polar curve at the indicated point.
r=8(1+cos theta) theta=pi/4
I must be doing it wrong because I took the derivative of r and got:
dr/dtheta = -8sin theta= -4 radical 2.
The answer is 1-radical 2
Whats my error?
Find the slope of the polar curve at the indicated point.
r=8(1+cos theta) theta=pi/4
I must be doing it wrong because I took the derivative of r and got:
dr/dtheta = -8sin theta= -4 radical 2.
The answer is 1-radical 2
Whats my error?