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**Unformatted text preview: **Lesson 27 Operations on Functions: - ( Â¡ Â¢)(Â£) Â¤ (Â£) Â¡ Â¢(Â£) ; the sum of two functions is the sum of their outputs - ( Â¥ Â¢)(Â£) Â¤ (Â£) Â¥ Â¢(Â£) ; the difference of two functions is the difference of their outputs - ( Â¢)(Â£) Â¤ (Â£)Â¢(Â£) ; the product of two functions is the product of their outputs - Â¦ Â§ Â¨ Â© (Â£) Â¤ Â§(Âª) Â¨(Âª) Â« Â¢(Â£) Â¬ _____; the quotient of two functions is the quotient of their outputs Example 1: Given the functions (Â£) Â¤ ÂÂ£ Â® Â¥ Â¯ and Â¢(Â£) Â¤ Â°Â£ Â¥ Â£ Â® , find the following: a. ( Â¡ Â¢)(Â°) b. (Â¢ Â¥ )(Â¥Â) c. ( Â¢)(Â¥Â¯) d. Â¦ Â¨ Â§ Â© (Â±) e. (Â¢ Â¡ )(Â²) f. ( Â¥ Â¢)(Â³) g. (Â¢ )(Â´) h. Â¦ Â§ Â¨ Â© (Âµ) Composite Functions: - inputting a function into another function - denoted by ( Â¡ Â¢ Â¡ Â£)(Â¤) , where and Â£ are functions; read of Â£ of Â¤- ( Â¡ Â¢ Â¡ Â£)(Â¤) Â¥ Â¦Â£(Â¤)Â§ ; replace the input Â¤ with the function Â£(Â¤)- (Â£Â¡ Â¢ Â¡ )(Â¤) Â¥ Â£Â¦ (Â¤)Â§ ; replace the input Â¤ with the function (Â¤) Example 2: Given the functions...

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