if (a,0),(0,b),(1,1) are collinear then what is the value of a+b-ab Share with your friends Share 0 Priyanka Kedia answered this Refer the similar link: https://www.meritnation.com/ask-answer/question/show-that-the-points-a-b-a-b-a-a-b-b-r-collin/coordinate-geometry/605277 0 View Full Answer