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Chapter 2: Operating the Graphing Calculator
c Enters an arc cosine function at the cursor
t Enters a tangent function at the cursor
t Enters an arctangent function at the cursor
l Enters a logarithm function at the cursor
0 Enters “10 to the
xth power”, then sets the cursor at the “x”
I Enters a natural logarithm function at the cursor
@ Enters “
e-constant to the power of x”, then sets the cursor at the
“x”
X Enters a variable “
x”, “
θ
”, “T”, or “n”. The variable is automatically
determined according to the calculator’s coordinate setup: “
x” for
rectangular, “
θ
” for polar, “T” for parametric, “n” for sequential.
y Enters “
2
” at the cursor, to raise a number to the second power
x Enters “
-
1
” at the cursor, to raise a number to the negative first
power
d Enters a mixed number.
b Enters a fraction.
a Enters an exponent.
_ By itself enters a “root” figure; the cursor will be set at “a”, the
depth.
Common Math Function
keys for both keyboards: