Question

AJUTOR!!Multumesc anticipat​

Answer 1

Răspuns:

$\overrightarrow{AB}+\overrightarrow{AD}=\overrightarrow{AC}$

$\overrightarrow{AO}=\displaystyle\frac{1}{2}\overrightarrow{AC}$

Atunci

$\overrightarrow{AB}+\overrightarrow{AO}+\overrightarrow{AD}=\displaystyle\frac{3}{2}\overrightarrow{AC}}$

deci

$x=\displaystyle\frac{3}{2}$

Explicație pas cu pas: