MATH 151 Midterm: MATH 151 TAMU Y2009 2009a Exam 1a
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Instructions: in part 1 (problems 1 11), mark your responses on your scantron form using a no: For your own record, mark your choices on the exam as well: calculators should not be used throughout the examination, in part 2 (problems 12 16), present your solutions in the space provided. 2: find a unit vector parallel to 2i j. (a) 5(2i j) (b) 5(i 2j) (2i j) (c) 5 (d) (e) (i + 2j) (i 2j: find a cartesian equation for the parametric curve given by the equations x(t) = cos t. + y2 = 1 (b) x2 + 4y2 = 1 (c) x2 + y2. = 1 (d) 4x2 + y2 = 1 (e) x2 + y2 = 2: compute lim x 3 x2 5x + 6 x2 9 (a) 5/6 (b) 1 (c) 2/3 (d) 1/6 (e) does not exist.
