Teacher/User Name: DEMO | Name:__________________________ |
Practice Problems By Easy Worksheet
| Period: ________ Date: ____________ |
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1) | Let a = -2i - 3j + k and b = -5i + 5j - 4k. Find |a + 2b|. By Easy Worksheet By Easy Worksheet By Easy Worksheet By Easy Worksheet |
2) | Let a = <3,-2,5> and b = <-3,4,-4>. Find |b|. |
3) | Let a = <1,-5,2> and b = <-5,0,5>. Find |a|. By Easy Worksheet By Easy Worksheet By Easy Worksheet By Easy Worksheet |
4) | Let a = i - j - 4k and b = 5i + 2j - k. Find |a + 2b|. |