Concentration of Saltis:
Question 1
- The sketch of the piece wise function, f(x) is shown below:
Question 2
Using the sign of gradient (derivative), we can tell if the function is decreasing, increasing or is at maximum/minimum.
If f(x) is… | Then f’(x) is… |
Increasing | Positive |
Decreasing | negative |
Maximum/Minimum | Zero |
a)
b)
c)
Question 3
Question 4