If you mean
3 times square root of 125 then go to AAA
if you mean ∛125 then go to BBBB
AAAAAA
3 times √125=3 times 5√5=15√5
BBBBBBB
∛125=5 or -5
Answer:
You first identify the variable.
Answer:
Sample mean
Symbol: 
Step-by-step explanation:
Given



Solving (a): Is it sample mean or population mean
From the question, we understand that 10 were selected from a total of 30.
And the mean of the selected 10 is 5'2"
The selected 10 is referred to as sample and the mean of the 10 is the sample mean
Solving (b): Symbol to use.
The symbol for sample mean is: 
(3,-2)
-4 + 7 units to the right = 3
2 - 4 units down = -2
The roast beef because you find a common denominator of twelve so the chicken sandwich had 8/12 the turkey had 9/12 the roast beef had 7/12 and the tuna had 10/12