Answer:
I think the answer is C. 13.
Step-by-step explanation:
(-2)^2-(-8)+1
4+8+1
12+1
13
Answer:
3
Step-by-step explanation:
Here, 1:x =5:15
Solving which the value of x is 3.
Answer:
The insect population after 6 days is of 1639 insects.
Step-by-step explanation:
A population of insects increases at a rate 230 + 8t + 0.9t2 insects per day
This means that 
The population of insects after x days is given by:

So



In which K is the initital population(which is 50). So

After 6 days:

Rounding to the nearest insect, 1639
The insect population after 6 days is of 1639 insects.
Answer:
15 years and 8 months
Step-by-step explanation:
I used the formula for compound interest as shown below and solved for the unknown, time.
Since our interest is compounded annually (So once a year) our m value is 1.