If the point \( P(2,1) \) lies on the line joining points \( A(4,2)... VIDEO
If the point \( P(2,1) \) lies on the line joining points \( A(4,2) \) and \( B(8,4) \), then
(a) \( A P=\frac{1}{3} A B \)
(b) \( A P=B P \)
(c) \( P B=\frac{1}{3} A B \)
(d) \( A P=\frac{1}{2} A B \)
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