CSIR NET
Sharanya Asked a Question
April 3, 2021 8:54 ampts 30 pts
  • CSIR NET
  • Physical Sciences

1. if a 2i+2j+k, a.b-14 and axb 31+]- 8k. then b is equal to (a) 5i- j+2k (b) 5+1-2k (c) 5i+j+2k (d) 5--2k

1. If a 2i+2j+k, a.b-14 and axb 31+]- 8k. then b is equal to (A) 5i- j+2k (B) 5+1-2k (C) 5i+j+2k (D) 5--2k
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