Solutions :

[Graphics:../Images/deriv_gr_11.gif]
[Graphics:../Images/deriv_gr_12.gif]
[Graphics:../Images/deriv_gr_13.gif]
[Graphics:../Images/deriv_gr_14.gif]
[Graphics:../Images/deriv_gr_15.gif]
[Graphics:../Images/deriv_gr_16.gif]
[Graphics:../Images/deriv_gr_17.gif]
[Graphics:../Images/deriv_gr_18.gif]
[Graphics:../Images/deriv_gr_19.gif]
[Graphics:../Images/deriv_gr_20.gif]


Converted by Mathematica      August 20, 2000