MATH 211 Midterm: MATH 211 NIU 08Fall
Document Summary
College algebra final exam may 14, 2008. Page 3 page 4 page 5 page 6 total. Directions: you will nd 20 problems listed below. Please show all your work neatly and box your nal answers. 4t + 4: (10 points) find a polynomial with a single zero at x = 1, a double zero at x = 0, and a single zero at x = 2. Multiply your answer out completely: (10 points) find an equation of the parabola with vertex at (1, 5), passing through (2, 3). Refer to your graph in your explanation: (10 points) a rectangular garden has a perimeter of 420 feet. 1 1(cid:21). (c) (4 points) without using your calculator, nd the matrix product a 1 (cid:20)1. 1(cid:21). (d) (4 points) what does your answer in part (c) have to do with solving the system in (a): (10 points) co ee brand a costs . 50/lb, while brand b costs . 50/lb.
