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Mathematics
Calculus

Does 5k cross 2j=-10i or +10i?

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asked by Anonymous
3 years ago
257 views
1. 0
2. 0

i j k

0 0 5
0 2 0

(0-10) i + (5*0 -0*0)j + (2*0 - 0*0)k
= -10 i

answered by Damon
3 years ago
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