Using direction ratio shows that the points A(2,3,-4), B(1,-2,3), C(3,8,-11) are collinear.

Matching exercise

    
Match the items on the right to the items on the left.
STEP 1:
STEP 2:
STEP 3:
STEP 4:
STEP 5:
STEP 6:
20.PNG
21.PNG
22.PNG
23.PNG
24.PNG
25.PNG