Question

If a and b are P.V. of two points A and B and C divides AB in ratio 2 : 1, then P.V. of C is

• A. $\frac{\mathbf{a} + 2\mathbf{b}}{3}$
• B. $\frac{2\mathbf{a} + \mathbf{b}}{3}$
• C. $\frac{\mathbf{a} + 2}{3}$
• D. $\frac{\mathbf{a} + \mathbf{b}}{2}$

Answer 1

Answer: (A)

$\frac{\mathbf{a} + 2\mathbf{b}}{3}$

Answer 2

It is obvious.