| Teacher/User Name: DEMO | Name:__________________________ |
| Practice Problems By Easy Worksheet
| Period: ________ Date: ____________ |
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| 1) | Let a = 2i + 3j + 3k and b =0 - 4j + 3k. Find 3a + 2b. By Easy Worksheet By Easy Worksheet By Easy Worksheet By Easy Worksheet |
2) | Let a = 3i + 4j - 4k and b = 2i + 2j + 4k. Find a - b. |
| 3) | Let a = <5,-2,-5> and b = <-1,-4,0>. Find 2a + b. By Easy Worksheet By Easy Worksheet By Easy Worksheet By Easy Worksheet |
4) | Let a be defined to be the vector from (-4,2,9) to (-9, -3, 11), and let b be defined to be the vector from (-2,10,9) to (-5, 15, 12). Find a + b. |