Question

For what value of a the point (a,1), (1,-1)and (11,4) are collinear?

Answer 1

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Answer 2

Answer:

Step-by-step explanation:

Let A(a, 1), B(1, -1) and C(11, 4) be the given points Area of ΔABC For the points to be collinear Area of ΔABC=0 Read more on Sarthaks.com - https://www.sarthaks.com/104950/for-what-value-of-a-point-a-1-1-1-and-11-4-are-collinear