The quadratic equation

can be written in the form:

Where p and q are the roots of the equation.
Given p = 4, q = -2, a = 3, the quadratic will look like this:

Finally, distribute and combine like terms to put it in standard form.
The answer is A, because 43 of the flights were from UA and were on time, this is out of a whole of 87 flights.
Answer:
Step-by-step explanation:
If you mean slope.. the equation to set up is y=mx+b. Using this, and finding out the answer m=2.
Hope this helped!