Labels:book | crt screen | poster | reckoner | sky OCR: F-12 Programmer Handbook Trigonometric Functions sin( the sine of the angle Cos the cosine of the angle tan( the tangent of the angle Arguments The radians argument IS cannot double be value multiple that of PI/2 represents for the tan (x). angle ir Note: Examples #define 1415c double PI sin tan double sec double return 1/cos x) See also math.c (Section 11.3. Inverse Trigonometric Functions asin( the inverse sine (arcsine) ofx must be between - and The result 16 between -PI/2 and PI acos( x) the inverse cosine ofx Domain -1 to 7 Result: between r and PI atan( the arctangent of Result: between -PI/2 and PI/ atan2( xy the angle made by the positive axis and theray through the origin and the point x,y The result hetween -PI and PI Examples double (doub le 1/3 acos atan atan2 See also polar.c ...
