
DEG: x < 1x10
10
RAD: x < 1x10
10
GRAD: x < 10/9 x 10
10
However, for tan x :
DEG: x 90(2n-1)
RAD: x /2(2n-1)
GRAD: x 100(2n-1) (n is an integer)
-1 x 1
x < 1x10
100
1x10
-99
x1x10
100
-1x10
100
< x 230.2585092
-1x10
100
< x < 100
Algebra
The Root of a Quadratic Equation (Only for problems having a real root)
STO
RCL
1
1
1
1
1
RCL
1
Input Range of Functions
Function
Input range
sin x
cos x
tan x
sin
-1
x
cos
-1
x
tan
-1
x
ln x
log x
e
x
10
x
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