Ctrl+r
Magnify the information displayed on the screen.
superscript
Changes the font to "underscore".
It lets you format the cell
ctrl an plus zoom the screen in an ctrl minus dezooms it
ctrl shift - reverses the effect of ctrl shift =
ctrl plus r reloads a webpage.
Ctrl + 1
It makes what is on the screen bigger. Another way to do it is ctrl + plus or ctrl + scroll wheel up/down.
It increases the magnification of the screen. CTRL plus _ does the reverse.
Ctrl plus J is used to justify text or a paragraph.
Ctrl plus N opens a new window in a browser.
nothing
Try control plus V
It zooms in on the page.
On Firefox, Ctrl + Shift + W closes all currently open tabs.