Answer:
Min = 1
Max = 12
Lower quartile = 2
Median = 7
Upper Quartile = 11
Step-by-step explanation:
(4m-4)^2
<span>= (4m)^2 - 2.4m.4 + 4^2 </span>
<span>= 16m^2 - 32m + 16</span>
Answer:
140 mile
Step-by-step explanation:

While x is the speed of the second train.
Answer:
The solution is:
Step-by-step explanation:
Given the expression

Solving


so



∵ 
Therefore, the solution is:

Answer:

Step-by-step explanation:
The width of the free play section is 9 feet. The length is 5+5, which equals 10.
The area is
×
.
9×10=90 feet square
<u>Hope this helps :-)</u>