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1330 HW13 (systems)

# 1330 HW13 (systems) - Math 1330 Homework 13 Record your...

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Math 1330 Homework 13 Record your answers to all of the problems in the EMCF titled “ Homework 13 .” Problems 1 – 8: For each equation, determine which description listed below best describes the graph of the equation. Note: the answer choices given may be used more than once or not at all. A. Parabola B. Point C. Circle D. Hyperbola E. Ellipse F. Two intersecting lines G. One line H. No graph 1. 2 2 5 2 27 16 19 0 x y x y - + - = 2. ( ( 1 5 5 5 2 2 2 = - + - y x 3. 0 9 4 2 2 = - y x 4. 0 9 12 9 12 3 2 2 = - + - + y x y x 5. ( ( 0 3 1 2 2 = - + - y x 6. 8 5 2 2 - = + y x 7. 7 4 2 + - = y y x 8. ( ( 72 1 12 2 3 2 2 = + + - - x y 9. Problem 8.1.60 10. Solve the system of equations: (Hint: Sketch first) ( 29 ( 29 ( 29 2 2 2 3 2 1 4 25 10 3 2 y x x y + - - = = - + + A. (–3, 2) B. (2, –3) C. (7, –3) and (–3, –3) D. (2, –1) and (2, –5) E. No solution

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In problems 11 – 15, determine the number of points of intersection for the system. (Hint: graph the system.) Note: the answer choices given may be used more than once or not at all. A. 0 B. 1 C. 2 D. 3 E. 4 11. ( 29 2 2 2 3 1 25 9 - = = + x y y x 12. 2 2 2 1 4 4 8 y x x y - = + = 13. ( ( x y y x = = - + - 4 3 1 2 2 14. 8 25 2 2 = + =
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1330 HW13 (systems) - Math 1330 Homework 13 Record your...

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