Problem Sets Using Critical Points

Find critical points for:

1)      y = 3x2 + 4x 7
2)      y = x3 ln x
3)      y = x sin x (0 < x < 2∏)
4)      y = x5 5x4 + 5x3 - 1  

Try to graph them too. I didn't do it in the answers though. 

Answers

Copyright 2001 Bruce
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