\(\left|\overset\rightharpoonup a\times\overline i\right|^2\;+\;\left|\overset\rightharpoonup a\times\overrightarrow j\right|^2+\left|\overset\rightharpoonup a\times\overrightarrow k\right|^2\)
= a2Sin2α + a2Sin2β + a2Sin2γ
= 2a2
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Vector operation and Unit vectors
The value of \(\left|\overset\rightharpoonup a\times\overline i\right|^2\;+\;\left|\overset\rightharpoonup a\times\overrightarrow j\right|^2+\left|\overset\rightharpoonup a\times\overrightarrow k\right|^2\)
A
4a
B
2a2
C
a
D
3a
1 Answer
Tribhuvan University > Institute of Science and Technology > B.Sc. (CSIT)
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