Question

find the vale of k so that the points (k,2-2k),(-k+1,2k) and (-4-k,6-2k) are colliner​

Answer 1

Answer:

Step-by-step explanation:

For collinear points, area of triangle formed by

them is ZERO

Area can be find out by determinant

(See attachment)

On solving the quadratic equation,

WE GET

→ K= -1 or K= 1/2