Where do you look on the excel screen to see the formula that has been typed in a cell

Ihave a singular monitor that is a tv for my computer. recently, i took apart my computer and put it back together. when i put in the hdmi cord and booted the computer to see if it worked, the computer turned on fine but the screen was blue with "hdmi no signal." i've tried everything that doesn't require buying spare parts, any answer is appreciated!

Why might you choose to create a functional resume

Which one of the following functions is not available on the autosum tool? sum average if max