3.2 × 10-4 3.2 × 10-5 3.2 × 10-7 32 × 10-4
The discontinuity are the point wherein the function is not defined.
The zeros are the points wherein f(x)=0.
Computing the discontinuity points:
Set

then the discontinuity point is at

.
Comptine the zeroes:
Set

Compute the discriminant:

Then with quadratic formula we get the solutions:

The two zeros are
Answer:
25
Step-by-step explanation:
5^2 = 25
5 * 5 = 25
Answer:
3 hours.
Step-by-step explanation:
I'm assuming that you are asking how many hours the repairman worked in this problem. To find the solution, use the equation $125=35+ 30x.