Answer:
An SSH server needs to be installed on the remote machine.
Explanation:
An SSH server is what establishes a command line interface remotely, this will allow the remote machine to communicate with the laptop and allow an terminal interface to be used to enter commands and such. An example of an SSH server is OpenSSH Daemon (sshd).
Maybe try resetting your Macbook I do not have a Macbook I have a Toshiba laptop but that happen to me before where all the tabs basically zoom in. To zoom out in your tabs press CTRL and (-) at the same time. Or if that does not work try resetting. Best of luck!
Answer:
variable with a leading sign, three fractioned digits after the decimal point
Answer:
uh ma'am that's not math-related.