Answer:
Its (A), 1/9a^2
if you work out all of the other options it does not equal to the expression (3a)^-2
Step-by-step explanation:
Answer:1/4
Step-by-step explanation: divide both numbers by 4
My final answer is automatic 588
Answer:
2079 divided by 27 is the answer to the question
Average speed = (distance final - distance initial)/(time final - time initial)
Average speed = (30-0)km /(100 -0)min = 3/10 km/min
3/10 km/min *60 min/1 h = 180/10 km/h= 18 km/h