ABCD is a parallelogram with diagonals AC and BD. $\vec{AD}=$

Question

Accepted Answer

$\frac{1}{2}(\vec{AC}+\vec{BD})$

Answer

$\frac{1}{2}(\vec{AC}-\vec{BD})$

Answer

$\vec{AC}+\vec{BD}$

Answer

$\vec{AC}-\vec{BD}$

ABCD is a parallelogram with diagonals AC and BD. AD⃗=\vec{AD}=AD=