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Scientific Calculator Function Reference (cont’d.)
Function Sign / Key Symbol / Calculation
TRIGONOMETRY
Angles (Degree, Radian, Gradient)
Trigonometry, Inverse Trigonometry
Sin, Cos, Tan, sin
-1
,
cos
-1
, tan
-1
Hyperbolic, Inverse Hyperbolic
sinh, cosh, tanh, sinh
-1
,
cosh
-1
, tanh
-1
Rectangular Polar Conversion
Rec(, Pol(
r
y
x
DRG Conversions
(Degree, Radian, Gradient)
DRG
Converting the amountbetween
Degree, Radian & Gradient
COMPUTER MATH
Logic Operator And, Or, Xnor, Xor, Not, Neg
Base-N Calculations (Decimal,
Hexadecimal, Binary, Octal)
DEC, HEX, OCT, DHBO,
BIN
Binary No.2~9, Octal No. 0~7
e.g. Binary 11010110
STATISTICS
Number of sample Data n
Mean x
Population Standard Deviation of x x
-
on
Sample Standard Deviation of x x
-
on-1
Sum of Value ∑x, ∑y
Square Sum ∑x
2
,∑y
2
Factorials n! (x!) n! or x! are n or xFactorials
Permutations & Combinations nPr, nCr nPr = n! / (n-r)!; nCr= n! / n!(n-r)!
Probability Distribution DISTR
P(t): Probability below given pointx
Q(t): Probability below given pointx
and above the mean
Statistics Point S-PTS
minX: minimum X
maxX: maximumX
med: median
Statistics Variance S-VAR x, x
-
on, x
-
on-1, r, ˆx, ˆy .......
Correlation Coefficient r
Variablesx, y ˆx, ˆy
to calculate the value in the
regression formula
Linear Regression A,B,x,y (1,5),(3,9) ; y=2x+3
Quadratic Regression A,B,C,x,y f(x)=2x
2
+3x-2(=0)
Exponential Regression A,B,x,y y=Ae
Bx
(In y = In A+ Bx)
Logarithmic Regression A,B,x,y y=A+B.In x
Power Regression A,B,x,y y=Ax
B
(In y = In A+ B In x)
Inverse Regression A,B,x,y y=A+B1/x
Random Rand between 0.000 and 0.999
Integer Random i-Rand between 1 and 100
x=
x1+ x2+ ...xn
n
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