Completing the squares tells us exactly what square root we will need to calculate our answer.
Using the formula below you can find these answers:
Does this make sense?
Answer:
the answer is 36.4
Step-by-step explanation:
you have to multiply it by 4 so it it will look like this 9.1*4=36.4
Answer:
2)
3)
4)
Step-by-step explanation:
hope it helps
have a nice day :)
The mean is not the same thing as median
mean=78+81+85+87=331
mean=331/4=82.75
median is the middle number, but you have a par set of numbers, so your median will be the middle numbers 78,81,85,87 , which are 81+85=166, 166/2=83
83 is your median
