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December 7th, 2012, 05:04 AM  #1 
Senior Member Joined: Mar 2012 Posts: 118 Thanks: 0  The angle between two curves is the angle between
The angle between two curves is the angle between a. Normals at the point of intersection of the curves b. Tangent and normal at the intersection of the curves c. Tangents at any point on the curves d. Tangents at the point of intersection of the curves 
December 7th, 2012, 05:17 AM  #2 
Senior Member Joined: Mar 2012 Posts: 118 Thanks: 0  Re: The angle between two curves is the angle between
I get it letter D

December 7th, 2012, 06:34 PM  #3 
Global Moderator Joined: Dec 2006 Posts: 20,095 Thanks: 1905 
How about choice a? By the way, how is "tangent" defined? Also, how is "angle between" defined for two straight lines?


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