[" If "a=i+j+k,vec b=4i+3j+4k" and "c=i+alpha j+beta k" are linearly "],[" dependent vectors and "|c|=sqrt(3)," then "(1998-2" Marks) "]

If a = i + j + k, b = 4i + 3j + 4k, c = i + alpha j + beta k are linearly dependent and |c| = sqrt(3) then

vec a=hat i+hat j+hat k,vec b=4hat i+3hat j+4hat k and vec c=hat i+alphahat i+betahat k are linearly dependent vectors and |vec c|=sqrt(3). then

If vec a= hat i+ hat j+ hat k , vec b=4 hat i+3 hat j+4 hat k and vec c= hat i+alpha hat j+beta hat k are linearly dependent vectors & | vec c| = sqrt(3) , then ordered pair (alpha,beta) is (a) (1,1) (b) (1,-1) (c) (-1,1) (d) (-1,-1)

If vec a= hat i+ hat j+ hat k , vec b=4 hat i+3 hat j+4 hat k and vec c= hat i+alpha hat j+beta hat k are linearly dependent vectors & | vec c| = sqrt(3) , then ordered pair (alpha,beta) is (a) (1,1) (b) (1,-1) (c) (-1,1) (d) (-1,-1)

If vec a= hat i+ hat j+ hat k , vec b=4 hat i+3 hat j+4 hat k and vec c= hat i+alpha hat j+beta hat k are linearly dependent vectors & | vec c| = sqrt(3) , then ordered pair (alpha,beta) is (1,1) (b) (1,-1) (-1,1) (d) (-1,-1)

bar(a)=bar(i)+bar(j)+bar(k),bar(b)=4bar(i)+3bar(j)+4bar(k),bar(c)=bar(i)+alphabar(j)+betabar(k) are linearly dependent vectors and |bar(c)|=sqrt(3) then