[" If "|vec a|=4" and "-3<=lambda<=2," then "| lambdavec a|" lies in "],[[" (A) ",[0,12]],[" (B) ",|2,3|],[" (C) ",{8,12}],[" (D) ",|-12,8|]]

If |vec(a)|=4 and -3 lek le2 , then the range of | k vec(a) | is

It | vec a|=4\ and-3lt=lambdalt=2, then write the range fo lambda |vec a|dot

If |vec a|=3,|vec b|=4and the angle between aandb is 120^(@), then find the value of |4vec a+3vec b|

If | vec a | = 5, | vec b | = 4 and | vec c | = 3 thus what will be the value of | vec a * vec b + vec b * vec c + vec c * vec a | given vec a + vec b + vec c = 0

If vec(A) = 4 hat(i) - 3 hat(j) then obtain the scalar magnitude and direction of vec(A)

If vec a=4 hat i+3 hat j+hat k and vec b=hat i-2 hat k , find | vec a *vec b| .

If vec a and vec b are two vectors such that | vec a|=4,| vec b|=3 and vec a . vec b=6 . Find the angle between vec a and vec b .

If vec a and vec b are two vectors such that |vec a|=4,|vec b|=3 and vec a*vec b=6. Find the angle between vec a and vec b

If vec a and vec b are two vectors such that |vec a|=4,|vec b|=3 and vec avec b=6. Find the angle between vec a and vec b

Let /_PQR be a triangle.Let vec a=vec QR,vec b=vec RP and vec c=vec PQ. If |vec a|=12,|vec b|=4sqrt(3) and b*c=24, then which of the following is (are) true?