winter 10 key - MAT 1050 Final Exam Answer Key Winter 2010...

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MAT 1050 Final Exam Answer Key Winter 2010 1. () 1 2 3 1 8 2 8 1 4 1 + + + + x x x x π 2. x z 2 3 3. 175 4. 7 1 5. , 4 5 4 7 , 6. {} 0 7 . Baltimore had 18 inches of snow, Washington D.C. had 36 inches, and Philadelphia had 23 inches. 8. 1 3 9 = b b a 9. () ( ) , 9 9 , 10. 4 11. 1 + x 12. 5 13 5 7 = x y 13. 2 39 2 5 = x y 14. The perimeter is 40 8 cm or 10 16 cm. 15. { } 7 , 1 ± ± i
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16. Vertex () 9 , 2 Opens down Intercepts: 1 , 5 = x 17. x x 2 + 18. {} 6 19. () , 3 0 , 2 5 20. () , 2 21. a) Domain () , b) Range 1 = y or 1 = y c) () 1 = x f on [ ) 1 , 1 22. {} 16 23. a) () 4 625 log 5 = b) 2 1 7 1 log 49 =
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winter 10 key - MAT 1050 Final Exam Answer Key Winter 2010...

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