2010008708

SubArea: 
Space geometry
Level: 
C
Project ID: 
2010008708
Source Problem: 
1103233604
Accepted: 
0
Clonable: 
1
Easy: 
0
Reflect the point B=[4;−8;−7] over the straight line q: q:x=2+3t,y=8+4t,z=−7−2t; t∈R. Hint: See the picture.
B′=[−12;8;1]
B′=[−4;0;−3]
B′=[−4;−8;−13]
B′=[−4;8;7]