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\leftline{Mathematics 241 -- Multivariable Calculus}
\leftline{Quiz 1 -- September 7, 2007}
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\leftline{Your Name: $\underline{\ \ \ \ \ \ \ \ \ \ \ \ \ \ \ \ \ \ \ \ \ \ \ \ \ \ \ \ \ \ \ \ \ \ \ \ \ }$}
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A) (5) Give parametric equations for the line in ${\bf R}^3$ containing
the points $(2,3,-1)$ and $(4,1,0)$.
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B) (5) Find a vector in ${\bf R}^3$ that is perpendicular
to both of the vectors ${\bf a} = (2,1,2)$ and ${\bf b} = (3,2,-2)$.
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