MATH 151 Midterm: MATH 151 TAMU Y2012 2012a Exam 1a
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"an aggie does not lie, cheat, or steal, or tolerate those who do. " By signing below, you indicate that all work is your own and that you have neither given nor received help from any external sources. The use of a calculator, laptop, or computer is prohibited. Mark the correct choice on your scantron using a no. For your own records, also record your choices on your exam! Be sure to write your name, section and version letter of the exam on the scantron form. 2 (e) : given sin x = 3 (a) and x lies in quadrant ii, what is tan x? (b) none of these (c) 7: given square abcd with side length 4. 11(cid:19) j (d) r(t) = (7 4t)i + ( 11 + 8t)j (e) none of these. 12 t : if a = 2i j and b = 4i + 5j, what is the cosine of the angle between a and b? (a) (b)
