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Find [vec(a)vec(b)vec(c)], when (i) ve...

Find `[vec(a)vec(b)vec(c)]`, when
`(i) vec(a)=2hat(i)+hat(j)+3hat(k), vec(b)=-hat(i)+2hat(j)+hat(k) and vec(c)=3hat(i)+hat(j)+2hat(k)`
(ii) `vec(a)=2hat(i)-3hat(j)+4hat(k), vec(b)=hat(i)+2hat(j)-hat(k) and vec(c)=3hat(i)-hat(j)+2hat(k)`
(iii) `vec(a) = 2 hat(i)-3hat(j), vec(b)=hat(i)+hat(j)-hat(k) and vec(c)=3hat(i)-hat(k)`

Text Solution

Verified by Experts

The correct Answer is:
(i)-10 (ii) -7 (iii) 4
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