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April 17, 2014

Homework Help: calculus

Posted by anu on Friday, January 7, 2011 at 1:37am.

A. a particle moves around the circle x^2+y^2 = 1 in such a way that the x coord rate of change is dx/dy= y
B) IS THE PARTICLE MOVING COLCIKWISER OR COUNTERCLOCKWISE AROUND THE CIRCLE

C) FROM THE RT TRIANGLE ONE CAN SEE THAT SIN(THETA) = Y AND COS(THETA) = X
USE THESE RELATIONS TO SHOW THAT THE ANGLE THETA IS CHANGING AT A CONST. RATE AND THEN FIND THAT RATE

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