Using distance formula, examine whether the sets of points are collinear : `(-1, 2), (5, 0), (2, 1)`

Using distance formula, examine whether the sets of points are collinear : (3, 5), (1, 1), (-2, -5)

Using distance formula, examine whether the sets of points are collinear : (0, 0), (9, 6), (3, 2)

Using distance formula, examine whether the sets of points are collinear : (5, 1), (1, -1), (11,4)

Examine whether the points are collinear or not: (-3,2),(-5,-4),(7,-6)

Examine whether the points are collinear or not: (1,5),(2,-4),(3,3)

Examine whether the points are collinear or not: (2,5),(-5,-2),(-1,2)

Examine whether following points are collinear or not (3,-2,4),(1,0,-2),(-1,2,-8)

Examine whether the following four points are collinear or not (4,7,8),(-1,-2,1),(2,3,4),(1,2,5) .

Using distance formula prove that the following points are collinear: A(3,-5,1), B(-1,0,8)\ a n d C(7,-10 ,-6)

Using distance formula prove that the following points are collinear: A(4,-3,-1),\ B(5,-7,6)a n d\ C(3,1,-8)