F =(1-t) 7+t(ā+C) = c -to+tā + t =r=ē+tā, t eR If a, b, c are the position vectors of the vertices A, B and C respectively, of AABC, the Mar. '13 find the vector equation of the median through the vertex A. minnn Band with respect to the origin are

Solution

Share

57

4.0 (1 ratings)

Download App for Answer

1000020 ecend WE, ( vec{A}=vec{a} ) ( vec{O} B=vec{b} ) ( overrightarrow{O C}=vec{c} ) Whe be the midponit of ( frac{1}{beta C} ) The vertor is of median min ( therefore(b-bar{a}) ), ( t in R ) ( vec{x}=a+t(vec{b}) ) ( Rightarrow vec{x}=vec{a}+tleft(frac{vec{b}+vec{c}}{2}-vec{a}right), t in R ) ( Rightarrow vec{x}=(1-t) vec{a}+tleft(frac{vec{b}+vec{c}}{2}right), t in R )

57

4.0 (1 ratings)

Rate Solution

Share