Answer: 
Step-by-step explanation:
There is a double root at x=5 and a single root at x=-2, so we know f(x) is of the form
for some constant a.
To find a, we can substitute the coordinates of the y-intercept, (0, -50).

So, 
Here you go 4.32/ 0.50=8.64
Answer:
it is 42 degrees
Step-by-step explanation:
the angle x is the same as the parallel angle
Answer:
3
Step-by-step explanation: