Question

show that the points (1,1)(2,2)and(3,3) are collinear​

Answer 1

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Answer 2

Answer:

Step-by-step explanation:

(1,1) (2,2) (3,3)

• = 1/2 (1(2-3)+2(3-1)+3(1-2)
• =1/2 (1(-1)+2(2)+3(-1)
• =1/2 (-1+4-3)
• =1/2(-4+4)
• =1/2 (0)

therefore, given points are collinear