There are 58 math and trigonometry functions varying in yada usefulness, power and potential complexity.

Basic Math Functions

Function Usefulness Power Complexity
MOD
POWER
PRODUCT
QUOTIENT
SQRT
SUM
SUMIF
SUMIFS

Basic Numeric Value Functions

Function Usefulness Power Complexity
ABS
GCD
LCM
SIGN

Rounding Functions

Random Number Functions

Function Usefulness Power Complexity
RAND
RANDBETWEEN

Series and Matrix Functions

Function Usefulness Power Complexity
SUMPRODUCT
SUMSQ
SUMX2MY2
SUMX2PY2
SUMXMY2

Trigonometry Functions

Function Usefulness Power Complexity
ACOS
ACOSH
ASIN
ASINH
ATAN
ATAN2
ATANH
COS
COSH
DEGREES
PI
RADIANS
SIN
SINH
SQRTPI
TAN
TANH

Exponentials and Logarithms Functions

Function Usefulness Power Complexity
EXP
FACT
FACTDOUBLE
LN
LOG
LOG10
MULTINOMIAL

Factorial Functions

Function Usefulness Power Complexity

Other Math Functions

Function Usefulness Power Complexity
COMBIN
ROMAN
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Using a Math and Trigonometry function:
Using a Math and Trigonometry Excel function

Summary

Excel's math and trigonometry functions perform both basic and complex mathematical and trigonometric calculations.