write the values of
a) j.k
b) k.k
c) i x j
d) i x i
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Explanation:
a) j.k = 0
because
if we can't get dot product of j.k
b) k.k = 1
we can get dot product of same axis
c) i X j = k
it use cross prodyct rule
d) i X i will equal to zero
because same axis will get cross product rqual to zero
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