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<p class=MsoNormal><font size=2 color=navy face=Arial><span style='font-size:
10.0pt;font-family:Arial;color:navy'>Egregi colleghi, risolvetemi un dubbio
atroce riguardante il 1° problema del tema di matematica del corso di
ordinamento: <o:p></o:p></span></font></p>
<p class=MsoNormal><font size=2 color=navy face=Arial><span style='font-size:
10.0pt;font-family:Arial;color:navy'>Nel calcolare il volume del quarto punto,
e precisamente la parte di base l’arco di cerchio, si può procedere considerando
il lato di base della sezione quadrata come l’ordinata del punto
variabile dell’arco di circonferenza dato da <!--[if gte vml 1]><v:shapetype
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<v:stroke joinstyle="miter" />
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<v:f eqn="if lineDrawn pixelLineWidth 0" />
<v:f eqn="sum @0 1 0" />
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<v:f eqn="prod @3 21600 pixelWidth" />
<v:f eqn="prod @3 21600 pixelHeight" />
<v:f eqn="sum @0 0 1" />
<v:f eqn="prod @6 1 2" />
<v:f eqn="prod @7 21600 pixelWidth" />
<v:f eqn="sum @8 21600 0" />
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<v:f eqn="sum @10 21600 0" />
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height:19.8pt' o:ole="">
<v:imagedata src="cid:image001.wmz@01C9F7C7.3D115B30" o:title="" />
</v:shape><![endif]--><![if !vml]><img width=56 height=26
src="cid:image007.gif@01C9F7C7.3D115B30" v:shapes="_x0000_i1026"><![endif]><!--[if gte mso 9]><xml>
<o:OLEObject Type="Embed" ProgID="Equation.3" ShapeID="_x0000_i1026"
DrawAspect="Content" ObjectID="_1307682199">
</o:OLEObject>
</xml><![endif]--> e di conseguenza il volume è dato da: <!--[if gte vml 1]><v:shape
id="_x0000_i1027" type="#_x0000_t75" style='width:52.2pt;height:37.8pt' o:ole="">
<v:imagedata src="cid:image008.wmz@01C9F7C7.3D115B30" o:title="" />
</v:shape><![endif]--><![if !vml]><img width=70 height=50
src="cid:image009.gif@01C9F7C7.3D115B30" v:shapes="_x0000_i1027"><![endif]><!--[if gte mso 9]><xml>
<o:OLEObject Type="Embed" ProgID="Equation.3" ShapeID="_x0000_i1027"
DrawAspect="Content" ObjectID="_1307682200">
</o:OLEObject>
</xml><![endif]-->che vale <!--[if gte vml 1]><v:shape id="_x0000_i1030"
type="#_x0000_t75" style='width:10.8pt;height:31.2pt' o:ole="">
<v:imagedata src="cid:image010.wmz@01C9F7C7.3D115B30" o:title="" />
</v:shape><![endif]--><![if !vml]><img width=14 height=42
src="cid:image011.gif@01C9F7C7.3D115B30" v:shapes="_x0000_i1030"><![endif]><!--[if gte mso 9]><xml>
<o:OLEObject Type="Embed" ProgID="Equation.3" ShapeID="_x0000_i1030"
DrawAspect="Content" ObjectID="_1307682201">
</o:OLEObject>
</xml><![endif]-->; ma detto lato è anche dato da </span></font>2sinx <font
size=2 color=navy face=Arial><span style='font-size:10.0pt;font-family:Arial;
color:navy'>con 2 con x variabile tra 0 e pi/3, cioè di volume dato da: <!--[if gte vml 1]><v:shape
id="_x0000_i1035" type="#_x0000_t75" style='width:58.2pt;height:46.8pt' o:ole="">
<v:imagedata src="cid:image002.wmz@01C9F7C8.C6A769B0" o:title="" />
</v:shape><![endif]--><![if !vml]><img width=78 height=62
src="cid:image003.gif@01C9F7C8.C6A769B0" v:shapes="_x0000_i1035"><![endif]><!--[if gte mso 9]><xml>
<o:OLEObject Type="Embed" ProgID="Equation.3" ShapeID="_x0000_i1035"
DrawAspect="Content" ObjectID="_1307682202">
</o:OLEObject>
</xml><![endif]--> che vale <!--[if gte vml 1]><v:shape id="_x0000_i1036"
type="#_x0000_t75" style='width:51pt;height:34.2pt' o:ole="">
<v:imagedata src="cid:image004.wmz@01C9F7C8.C6A769B0" o:title="" />
</v:shape><![endif]--><![if !vml]><img width=68 height=46
src="cid:image005.gif@01C9F7C8.C6A769B0" v:shapes="_x0000_i1036"><![endif]><!--[if gte mso 9]><xml>
<o:OLEObject Type="Embed" ProgID="Equation.3" ShapeID="_x0000_i1036"
DrawAspect="Content" ObjectID="_1307682203">
</o:OLEObject>
</xml><![endif]-->.<o:p></o:p></span></font></p>
<p class=MsoNormal><font size=2 color=navy face=Arial><span style='font-size:
10.0pt;font-family:Arial;color:navy'>Vi prego, ditemi, dov’è l’errore?<o:p></o:p></span></font></p>
<p class=MsoNormal><font size=2 color=navy face=Arial><span style='font-size:
10.0pt;font-family:Arial;color:navy'>Grazie <o:p></o:p></span></font></p>
<p class=MsoNormal><font size=2 color=navy face=Arial><span style='font-size:
10.0pt;font-family:Arial;color:navy'>Franco<o:p></o:p></span></font></p>
<p class=MsoNormal><font size=2 color=navy face=Arial><span style='font-size:
10.0pt;font-family:Arial;color:navy'><o:p> </o:p></span></font></p>
<div>
<p class=MsoNormal><font size=3 face="Times New Roman"><span style='font-size:
12.0pt'> <o:p></o:p></span></font></p>
</div>
<div>
<p class=MsoNormal><font size=3 face="Times New Roman"><span style='font-size:
12.0pt'> <o:p></o:p></span></font></p>
</div>
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