How would I solve this? Find the rate of change of the distance between the origin and a moving point on the graph of y-sinx if dx/dt =2cm/sec when x= pi/2
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Originally Posted by supaflyz88 How would I solve this? Find the rate of change of the distance between the origin and a moving point on the graph of y-sinx if dx/dt =2cm/sec when x= pi/2 post deleted sorry i made an error
Last edited by adkinsjr; October 24th 2009 at 04:38 PM.
Ok, this is what you're looking for: Use the distance formula: Now find the derivative with respect to x: and find it's value at the given point. Then just use the chain rule:
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