Asked by Anonymous
                I am having trouble solving this problem:
"Find where the tangent line is horizontal for r=1+cos(theta)"
I would really appreciate the feedback, I'd like to know how to go about solving problems like these. Thank you!
            
            
        "Find where the tangent line is horizontal for r=1+cos(theta)"
I would really appreciate the feedback, I'd like to know how to go about solving problems like these. Thank you!
Answers
                    Answered by
            Damon
            
    Where the derivative is zero
dr/dT = - sin T
so when T = 0 or n * pi
    
dr/dT = - sin T
so when T = 0 or n * pi
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