If Points (1, 2) (−5, 6) and (a, −2) are collinear, then a =

(a) −3

(b) 7

(c) 2

(d) −2

Open in App

Solution

We have three collinear points.

In general if are collinear then,

So,

So,

Therefore,

So the answer is (b)

Suggest Corrections

Similar questions

The value of ‘k’ for which the points (1, 2), (5, 6) and (k, 1) are collinear is

If the points (1,2), (0,0) and (a,b) are collinear, then the area of the triangle formed by these points is ____.

(2, k), (k, 4) and (0, 0)

k

A (1, 2, - 1)

B (2, 6, 2)

C (λ, - 2, - 4)

λ

Join BYJU'S Learning Program