Teacher/User Name: DEMO Name:__________________________
Practice Problems
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Period: ________ Date: ____________

 
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Solve:

1) If u·(v×w) = 3, what is u·(u×v)?

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2) Find the volume of a prallelopiped defined by the vectors a = i + 3j - 2k, b = -4i - 4j + k, and c = 5i + 2j + 5k.
3) Given a = <3,-4,-2>, b = <3,-2,3>, and c = <0,1,-1>, find a·(b×c)

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4) Given a = <16,-4,-12>, b = <4,2,0>, and c = <-2,2,3>, use the scalar triple product to determine if the vectors are coplanar.

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