Answer: Option 4
Step-by-step explanation:
The way to tell if a function has an inverse is to see if it passes the horizontal line test (if a horizontal line crosses the graph more than once).
<em>P.S. I hope this helped! Feel free to tell me if I got it wrong, I'll try my best to fix it. </em>
Answer:
x = 5 and y = 22
Step-by-step explanation:
See attached image.
Answer:
3/10
Step-by-step explanation:

Answer:
2pi?
Step-by-step explanation:
Pi is an irrational number so I guess double of pi would be irrational too.
2pi would be something like 6.28318531...