for what value of p are the points (2,1) (p, -1) (-1,3) collinear
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1
Answer:
by using section formula and put them equal to zero you should get your request ans
Answered by
1
Answer:
u can just equate all the three possible distances between the points and get the equations.
or u can use determinants to find arae of triangle and equate it to zero.
or u can simple use the formula of co ordinate geometry to find area of triangle and equate that thing to zero since points are collinear if the triangle supposed to be formed from them has an area equal to zero
Step-by-step explanation:
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