In: Math
-Let O (0,0,0) be the origin and A(a+1,b,c) where a,b and c are the last three digits of your student ID. Find, describe and sketch the set of points P such that OP is perpendicular to AP
- Let u=<a , b+1 , c+1> find and describe all vectors v such that |u x v|=|u|
a=1 , b=1 , c=9