function onFist(){
var f;
var x=document.getElementById("x").value*1;
var b=document.getElementById("b").value*1;
var a=document.getElementById("a").value*1;
f=Math.asin(Math.pow(x,2)+b)-((Math.pow(x,3)*Math.pow(Math.tan(b-a),2))/(Math.abs(a*b-Math.pow(x,2))));
document.write((f).toFixed(5)+"<br>");
document.write('<input type="text" id="x">');
document.write('<input type="text" id="b">');
document.write('<input type="text" id="a">');
document.write('<input type="submit" onClick="onSecond()"><br>');
}
function onSecond(){
var f;
var x=document.getElementById("x").value*1;
var b=document.getElementById("b").value*1;
var a=document.getElementById("a").value*1;
f=(Math.pow(Math.asin(x-b),3))/(Math.acos(Math.pow(a-x,2)));
document.write((f).toFixed(5));
}
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