sumrayne06 sumrayne06

14-12-2022
Physics

contestada

If A~ = 2ˆx − 3ˆy and B~ = ˆx − 2ˆy, then A~ − 2B~
is equal to:
1. ˆy
2. 4ˆx − 7ˆy
3. −ˆy
4. 4ˆx + ˆy
5. −4ˆx + 7ˆ

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