1<?xml version="1.0" encoding="UTF-8"?><out> 2 ArcCos value of zero is: 3 1.5707963267948966<br/> 4 ArcCos value of nzero is: 5 1.5707963267948966<br/> 6 ArcCos value of num1 is: 7 NaN<br/> 8 ArcCos value of num2 is: 9 NaN<br/> 10 ArcCos value of temp1 is: 11 NaN<br/> 12 ArcCos value of temp2 is: 13 NaN<br/> 14 ArcCos value of rad1 is: 15 0<br/> 16 ArcCos value of rad2 is: 17 NaN<br/> 18 ArcCos value of rad3 is: 19 1.3150164396623272<br/> 20 ArcCos value of rad4 is: 21 2.663773756337589<br/> 22 ArcCos value of input1 number is: 23 NaN<br/> 24 ArcCos value of input2 number is: 25 NaN<br/> 26 ArcCos value of input3 number is: 27 NaN</out>