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Section 1.1.3 Operations with Functions. Operations with Functions. Let f and g be any two functions. We define as follows:. Operations with Functions. Let f and g be any two functions.
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Section 1.1.3 Operations with Functions
Operations with Functions Let f and g be any two functions. • We define as follows:
Operations with Functions Let f and g be any two functions. Domain: f__________ g ___________ Finding the value : _________________________________ Find
Operations with Functions Let f and g be any two functions. • We define as follows: Sum: _________________________________ Domain: ___________________________ Find ( f + g ) (x) and determine the domain
Operations with Functions Let f and g be any two functions. Difference: _________________________________ Domain: ___________________________ Find ( f - g ) (x) and determine the domain
Operations with Functions Let f and g be any two functions. • Quotient: _________________________________ Domain: ___________________________ Find and determine the domain
Operations with Functions Let f and g be any two functions. • Product: _______________________ written _____ or _____ Domain: ___________________________ Find (fg)(x) and determine the domain Careful: ____________________________________________________________
Composition of Functions: _________________________________________ • Forms: ________________________________________ ________________________________________
Inverse of a Function Inverse of a Function ____________________________________________________ Notation : ____________________________ read ___________________________________ ( Caution: __________________________________________ )
Defn: (words) ____________________________________________________ If _______________________________________ then ____________________________________ Defn: (math) ____________________________________________________ ____________________________________________________
Method to find an inverse: ____________________________________________________ ____________________________________________________ Check : Find f(4)