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c
Enters a cosine function to be used in a trigonometric calculation.
Example
• Calculate cosine π/3.
c @ $ b 3 E
t
Enters a tangent function to be used in a trigonometric calcula-
tion.
Example
• Calculate tangent π/4.
t @ $ b 4 E
y
Squares the preceding number.
Example
• Obtain the answer to 12
12 y E
When no base number is entered, the base number area will be
Note:
left blank and just the exponent appear.
C y ;1 2 ' E
l
Enters a "log" function for a logarithmic calculation
Example
• Calculate log 100.
l 1 0 0 E
I
Enters a natural logarithm function.
Example
• Calculate In
I @ @ 4 E.
,
Enters a comma " , " at the cursor. A comma is required in some
of the MATH functions. For more information, refer to the next
section "Calculations Using MATH Menu Items" in this chapter.
Chapter 3: Manual Calculations
2
.
e
4
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33
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