Answer:
Step-by-step explanation:
if you can use negative numbers then you could use 21 and -15
so
adding them together is 21 + (-15) = 6
and then subtracting 21 - (-15) =
21 + 15 = 36
do you think that would work ? :/
Answer:
2+2=4
Step-by-step explanation:
Im pretty sure it’s All students in each grade because it says she wants the sample from the ^entire^school
Answer: 
<u>Step-by-step explanation:</u>
From the data provided, we know the sequence is {500,000; 550,000; 605,000; ... }. 
The explicit rule for a geometric sequence is: 
So, the explicit rule for the sequence above is: 