FInite Lab 1 Solutions

# FInite Lab 1 Solutions - -f f 6 2020 is 20 years since 2000...

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Math 120 Spring 2008 Brodnick Lab #1: 1.1 – 1.3 Solutions 1. The first table is not a function, because inputs of 9, 4, and 1 go to two outputs each; the second table is a function. 2. 14 5 9 ) 12 ( ) 5 ( - = - - = - f f 3. 2478 2 ) 20 ( 4 ) 20 ( 6 ) 20 ( 2 - = + - - = g 4. 2 4 4 6 12 6 2 4 4 ) 2 ( 6 2 ) ( 4 ) ( 6 ) ( 2 2 2 2 2 + - - - - - = + - - + + - = + + - + - = + b a b ab a b a b ab a b a b a b a g 5. 2 2 4 2 ) 2 ( 2 0 2 ) 0 ( ) 2 ( = = - - = -
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Unformatted text preview: -f f 6. 2020 is 20 years since 2000, so 463 , 11 ) 20 ( ≈ g surgeons 7. a. 2 = x b. 3-= y 8. 4 3 ) 1 ( 3 1 4 =---= m 9. 5 1 ) 3 ( 2 4 5 =---= m b + = ) 2 ( 5 5 1 5 23 = b 5 23 5 1 + = x y or 6 . 4 2 . + = x y...
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