Question #46883
Given that a = 5i +2j - k and b = I - 3j + k. Find (a + b) x (a + b).

2i - 12j - 34k
2i + 12j + 34k
2i -3j + 12j
2i + 2k
1
Expert's answer
2014-09-24T09:55:35-0400
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Comments

Assignment Expert
24.09.14, 16:58

Dear Riddhima. Thank you for adding information. You are quite right. Visitor is likely to post a wrong problem, because zero option is missing in his question.,

Riddhima
22.09.14, 16:56

I think the answer would be a zero vector as cross product a vector with itself is always zero.

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