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# PHP math functions

1. abs(n)
Return absolute value
2. base_convert(n, from, to)
Convert a number from one base to another
3. ceil(n)
Round up number nearest integer
4. floor(n)
Round down a number nearest integer
5. sin(n)
Return sine of a number
6. cos(n)
Return cosine of a number
7. tan(n)
Return tangent of a number
8. hypot(b, h)
Calculate the hypotenuse  of right angle triangle
9. log(n)
Return natural logarithm of a number
10. log10(n)
Return the base 10 logarithm of a number
11. max(arg1, arg2)
Return max value number from an array
12. min(arg1, arg2)
Return min value number from an array
13. mt_rand(from, to)
Generate a random number it is fast than rand
14. pi()
Return pi value
15. pow(base, exponent)
Return power of a number
16. rand(from, to)
Return random value
17. round(n)
Round a floating-point number
18. sqrt(n)
Return square root of a given number

example

``<?php ``echo "abs <br>";``echo abs(-90);``echo "<br>";``echo "base_convert <br>";``echo base_convert(5, 10, 2);``echo "<br>";``echo "ceil <br>";``echo ceil(1.2);``echo "<br>";``echo "floor <br>";``echo floor(1.9);``echo "<br>";``echo "sin <br>";``echo sin(90);``echo "<br>";``echo "cos <br>";``echo cos(90);``echo "<br>";``echo "tan <br>";``echo tan(90);``echo "<br>";``echo "hypot <br>";``echo hypot(2, 3);``echo "<br>";``echo "log <br>";``echo log(10);``echo "<br>";``echo "log10 <br>";``echo log10(10);``echo "<br>";``echo "max <br>";``echo max([1,2,3,4,5]);``echo "<br>";``echo "min <br>";``echo min([1,2,3,4,5]);``echo "<br>";``echo "mt_rand <br>";``echo mt_rand(1,1000);``echo "<br>";``echo "pi <br>";``echo pi();``echo "<br>";``echo "pow <br>";``echo pow(2, 3);``echo "<br>";``echo "rand <br>";``echo rand(1, 1000);``echo "<br>";``echo "round <br>";``echo round(3.12);``echo "<br>";``echo "sqrt <br>";``echo sqrt(9);``echo "<br>";``?>``