📄 ch12-03-02.aspx
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<Html>
<Head>
<Title>Ch12-03-02.aspx 三角函数、自然对数与指数</Title>
</Head>
<Body>
<H2>三角函数、自然对数与指数</H2>
<%
' 显示数学常数
Response.Write("E: " & Math.E & "<br>")
Response.Write("PI: " & Math.PI & "<br>")
' 指数和对数函数
Dim valA As Double = 15.3189
Dim valB As Double = 7.3495
Response.Write("变量valA的值为：" & valA & " 变量valB的值为：" & valB & "<BR>")
Response.Write("Exp(valA): " & Math.Exp(valA) & "<BR>")
Response.Write("Log(valA): " & Math.Log(valA) & "<BR>")
Response.Write("Pow(valA, valB): " & Math.Pow(valA, valB) & "<BR>")
Response.Write("Sqrt(valA): " & Math.Sqrt(valA) & "<BR>")
' 三角函数
Dim DegA As Double = 45.0
Dim RadA As Double = DegA*Math.PI/180.0
Response.Write("三角函数角度DegA的值为：" & DegA & " 弧度RadA的值为：" & RadA & "<BR>")
Response.Write("Sin(RadA): " & Math.Sin(RadA) & "<BR>")
Response.Write("Cos(RadA): " & Math.Cos(RadA) & "<BR>")
Response.Write("Tan(RadA): " & Math.Tan(RadA) & "<BR>")
Response.Write("ASin(RadA): " & Math.ASin(RadA) & "<BR>")
Response.Write("ACos(RadA): " & Math.ACos(RadA) & "<BR>")
Response.Write("ATan(RadA): " & Math.ATan(RadA) & "<BR>")
%>
</Body>
</Html>
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