Answer:
True
Step-by-step explanation:
(10 x 2) x 3 = 60
10 x ( 2 x 3) = 60
They are the same. Order doesn't matter for multiplication.
Answer:
20 minutes( 0.3333 hours) after they leave the station will they be 50 km apart, if the Two trains on opposite tracks leave the same station at the same time.
Step-by-step explanation:
One train travels at an average speed of 80 km/hr and the other travels at an average speed of 70 km/hr.
Answer:
(−8,−2)
Step-by-step explanation:
Answer:
5,9,2
Step-by-step explanation:
Answer:
(D)

Step-by-step explanation:
Given T(-2,4,7) and M(-3,5,2)
where m and t are position vectors. 
Given v=<x,y,z>, then the magnitude of v is:
