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

 
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Solve:

1) Let a = 2i - j - 5k and b = 5i + 3j - 2k. Find a·b.

By Easy Worksheet

By Easy Worksheet

By Easy Worksheet

By Easy Worksheet

2) Let a = -i - 2k and b = i - 4j - k. Find a·b.
3) Let a = -3i + 3j + 5k and b = 3i + 2j + k. Find a·b.

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By Easy Worksheet

By Easy Worksheet

By Easy Worksheet

4) Let a = <3,-2,-3> and b = <-3,4,3>. Find a·b.

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