Where is the question and what is it?
Cube i think sorry if its wrong
Answer: The three different equations will be

Step-by-step explanation:
We have to write three equation that have x = 5 as a solution:
1) First equation will be

2) Second equation will be

3) Third equation will be

Hence, the three different equations will be

Answer:
The period of the
function is
. Then three times this period is
.
Step-by-step explanation:
Using Mathematica you can use the command Plot as follows:
```
Plot[Sin[x], {x,0,6Pi}]
```
The output is the graph shown below.