Find the value of k for which the
points A( 3, -2), B(k, 2) and C(8, 8) are collinear.
Since they are collinear, the area will be 0
→ 
Expanding with C3
→ 
→ 
→ 10k – 50=0
→ 10k=50
∴ k=5
1
Find the value of k for which the
points A( 3, -2), B(k, 2) and C(8, 8) are collinear.
Since they are collinear, the area will be 0
→
Expanding with C3
→
→
→ 10k – 50=0
→ 10k=50
∴ k=5