the three points with position vectors `(1, a, b); (a, 2, b)` and `(a, b, 3)` are collinear in space, then the value of `a + b` is

If the three points with posifion vectors (1, a, b) ,(a, 2, b) and (a, b, 3) are collinear in space, then the value of a+b is

If vec a,vec b are two non-collinear vectors,prove that the points with position vectors vec a+vec b,vec a-vec b and vec a+lambdavec b are collinear for all real values of lambda

If the points A (-2, 1), B (a, b) and C (4,-1) are collinear and a -b= 1, find the values of a and b.

If the point A (-2, 1 ), B (a, b) and C (4, -1) are collinear and a-b = 1, find the values of a and b.

If vec a , vec b are two non-collinear vectors, prove that the points with position vectors vec a+ vec b , vec a- vec b and vec a+lambda vec b are collinear for all real values of lambdadot

If vec a , vec b are two non-collinear vectors, prove that the points with position vectors vec a+ vec b , vec a- vec b and vec a+lambda vec b are collinear for all real values of lambdadot

If vec a , vec b are two non-collinear vectors, prove that the points with position vectors vec a+ vec b , vec a- vec b and vec a+lambda vec b are collinear for all real values of lambdadot

If vec a , vec b are two non-collinear vectors, prove that the points with position vectors vec a+ vec b , vec a- vec b and vec a+lambda vec b are collinear for all real values of lambdadot