Test 4 F09

# Test 4 F09 - Math 110 Exam IV Fall 2009 All Sections...

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Math 110 Exam IV Fall 2009 All Sections including Salt Lake Center 1. The equation 4 x 2 + y 2 - 8 x + 4 y + 4 = 0 is what type of conic section: (a) parabola (b) ellipse (c) hyperbola (d) circle (e) none of the above 2. What is the center of the ellipse given by the equation x 2 + 3 y 2 - 12 y + 9 = 0 3. What are the asymptotes of the hyperbola given by the equation x 2 9 - y 2 16 = 1 4. Find the equation of a parabola that opens up and goes through the points (3 , - 1), (2 , 1), and (0 , 17) 5. Solve the system of equations 2 x - y = - 1 x + 1 2 y = 3 2 . Find the product x · y . (a) 1 (b) 2 (c) 3 (d) 4 (e) No solution. The system is inconsistent.

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