In triangle OPT, M is the midpoint of OP. $\vec{OT} = a$ $\vec{TP} = b$ Express $\vec{OM}$ in terms of $a$ and $b$

• A$\frac{1}{2}$ (a - b)
• B(a + b)
• C$\frac{1}{4}$ (a + b)
• D$\frac{1}{2}$ (a + b)

Choose an answer — or press 1234