Mathematics 1229A/B Lecture 7: Lecture 7

• School: Western University
• Department: Mathematics
• Course: Mathematics 1229A/B
• Professor: Mohsen Mollahajiaghaei

Document Summary

Avectorparallel to thisline is cb a and a vector perpendicular tothislineis cab l. Point 0,2 y x 2 x14 2 a b e vectorparallel u e b a l e l l. Let pandq bedistinctpointin r2 or r thetwopointformfor theline determinedby pandq is. E e l e p t 1g twopointform p ept1g p t el ptg. Pt 9 o g f f ta te ta. Ex findthe 2pointformforthelinethroughthepoints p 1,2 3 andq 2 i teo. It x t ct hpt1g x y z e l e i 2 3 t 42 i. X y 2 tu 2 3 t 42 i. Xe lt e y e 2 t z e 3 t 2e parametricform. Example findtheparametric form forthe linethroughthepoints 2 i 3 and 2 1 1. 42 i 3 t l 2 i t. 2 i 3 t ll 2 i 3. L2 i 3 t t l 2 12. L2 i 3 t ec0 2 2 twopointform l.