Commodore CBM - Sor; Tan

SQR
SOR finds the square root of a positive number. A negative number results
in
an error message.
Format:
SOR(arg)
where:
arg
Examples:
A=SOR(4)
A=SOR(4.84)
?SOR(10)
?SOR(144E30)
TAN
is a positive number. variable. or
expression.
Results in
A=2.
Results in A=2.2.
Prints 3.16227766.
Prints 1.2E+16.
TAN returns the tangent of the argument.
Format:
TAN(arg)
where:
arg
Example:
is a numeric constant. variable or expression
representing
an angle in radians.
XY(l) =TAN(180*1T/180)
155