## Find the points at which the following polar curve has a horizontal or a vertical tangent line. r=2 Sin theta. at what points does the polar curve have a horizontal tangent line? a . the polar curve has a horizontal tangent line at (0,0)(1,pi/3) and (-1,2pi/3).The Polar Curve Has A Horizontal Tangent Line At (sqr 2, pi/4)and (sqr 2, 3pi/4.)The Polar Curve Has A Horizontal Tangent Line At (0,0) and (2,pi/2 )d.The Polar Curve Has A Horizontal Tangent Line At (2,pi/6) and (2,pi/3) at what points does the polar curve have a vertical tangent line?

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