Question

Write the value of k, if points (7,-2), (5,1),(3,k) are coolinear
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Answer 1

Answer:

see the attachment

Step-by-step explanation:

hop it helps

Answer 2

Answer:

if the points are coolinear then the slope of the points are equal

slope between (7,-2) & (5,1)

(1+2)/(5-7)=(k-1)/(3-5)

-3/2=-(k-1)/2

3=k-1

k=4