Show that the line through points (1,-1,2) and (3,4,-2) is perpendicular to the line through the point (0,3,2) and (3,5,6).
Matching exercise
Match the items on the right to the items on the left.
Check
OK
STEP 1:
STEP 2:
STEP 3:
STEP 4:
STEP 5:
