Answer: 2/3
Step-by-step explanation:
-z³ + 5k^6 + z³ -10k^6
(-z³ cancels out with z³)
5k^6 -10k^6
(then subtract)
Answer is -5k^6
Answer:
hmmm 38
Step-by-step explanation:
?

For each time period, each time "t" increases by one, the population will be multiplied by 4.
The answer would be 7/4 because you would just divide both the 21 and 12 by 3