Answer:
<h3><u>x³</u> is the right answer.</h3>
1. can't be determined cause no info given on the rate of which the population is growing.
2. can't be determined/not true because the initial population of a could be less than b.
3. can't be determined/not true because we don't have enough info to tell how fast they grow and decline.
I think if you guess there's a 50/50 chance of you passing or failing. So if I were you, I would work them out. Hope I helped!
We can use the formula for a parabola:
where
is the origin of the parabola and
is some constant scaling factor.
We are given that the center of the arch on the bridge is
. This is our origin. So our equation is:
Now we just need to find c. We can do this by plugging in one of the other points given:
So our final equation for the arch of the bridge is:
Answer:
2. P
Step-by-step explanation:
(even or odd)