the most important mathematical functions lecture -8- by lec. (eng.) hind basil university of...
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The most important mathematical
functions
Lecture -8 -By lec. (Eng.) Hind BasilUniversity of technologyDepartment of Materials
Engineering
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The most important mathematical
functions
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The function
name
The general formula for the function
Example
Sum=SUM(A1:A6)=SUM(A1,D2,B
5 )
Find the total range
Find the sum of the values separate
Average
Average(A1:A6)=
Find the mean
Count=Count(A1:A6
)
To calculate the number of digits in
a range
Maximum Value
=Max(A1:A6) Maximum value within the range
Minimum Value
=Min(A1:A6)The minimum
value within the range
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The general formula for the function
Purpose
=POWER(A1 ;2)
Function of power or exponent
=SQRT(A1) Returns the square root
=INT(A2)Approximation to the nearest
integer
The most important mathematical functions
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The general formula for the function
Purpose
=Date)( Insert the date
=Today)( Return today's date
=Now)( The return of today's date
and the current time
The most important functions of the date and
time
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The general formula for the
functionPurpose
=LEN(D4) Calculates the number of
characters in the cell
=TRIM(A4) Reduce the blanks for the single digits
=UPPER(F6) Transition from small to large
=LOWER(F7) Transition from large to small
The most important functions textual
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The most important functions of the logic Function of IF
=IF(logical_test ; value_if_true; value_if_false)
Example :
=IF(A1>=60;”YES”;”NO”)
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