1.

The area of the triangle having two sides vec(A)=hat(i)-2hat(j)-2hat(k)andvec(B)=2hat(i)+2hat(j)+3hat(k) is s

Answer»

`sqrt45 sq.unit`
`sqrt22.5 sq.unit`
`4.717 sq.unit`
`9.43sq.unit`

ANSWER :C


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