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- July 26th 2009, 02:18 AMcloud5How to find Maximum and Minimum Points?
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The condition is : dy/dx = 0

but i get three values for each question, not two - July 26th 2009, 02:49 AMI-ThinkDifferentiation
The only way I know to solve this question is to employ some calculus and differentiate. Differentiate to find , then set , and solve the resulting equation.

Eg. No.2

http://www.mathhelpforum.com/math-he...cd20dbf1-1.gif

Place these results into the original equation

When

When

When

So your turning points are

http://www.mathhelpforum.com/math-he...8b197a03-1.gif

Do the same for no.1