Question

Найдите проекции векторов (рис 35) на оси Ox т Oy. ​

Answer 1

$\displaystyle\\\\1)\\\overline{a}_{x} =x_{2} -x_{1} =8-2=6\\\overline{a}_{y} =y_{2} -y_{1} =8-5=3\\\\2)\\\overline{b}_{x} =x_{2} -x_{1} =1-6=-5\\\overline{b}_{y} =y_{2} -y_{1} =3-3=0\\\\3)\\\overline{e}_{x} =x_{2} -x_{1} =10-10=0\\\overline{e}_{y} =y_{2} -y_{1} =3-7=-4$

$\displaystyle4)\\\overline{c}_{x} =x_{2} -x_{1} =8-14=-6\\\overline{c}_{y} =y_{2} -y_{1} =1-4=-3\\\\5)\\\overline{d}_{x} =x_{2} -x_{1} =19-12=7\\\overline{d}_{y} =y_{2} -y_{1} =2-6=-4\\\\6)\\\overline{k}_{x} =x_{2} -x_{1} =22-22=0\\\overline{k}_{y} =y_{2} -y_{1}=8-3=5$