C stands for Clear. A button labelled C is often used to erase the number you are entering, in case you make a mistake. Pressing it twice will erase the whole expression you are entering.
E usually stands for Error. The letter E is displayed on screen of most four-function and scientific calculators when there is a problem evaluating the expression, for example, if it exceeds the calculator's numeric range or you try to divide by zero.
A button labelled CE usually clears the number you are currently entering so you can start again, but on four-function calculators it can also release the E symbol from the screen so you can continue working.
The letter 'c' in that equation represents the speed of light.
The Pyrenees Mountains are represented by the letter E on the map.
In the equation E=mc^2, the letter c represents the speed of light in a vacuum. It is a constant value equal to approximately 299,792,458 meters per second.
In the equation E=mc^2, the letter c represents the speed of light in a vacuum, which is approximately 299,792,458 meters per second.
The letter E represents the note Mi.
According to SOWPODS (the combination of Scrabble dictionaries used around the world) there are 1 words with the pattern C-C--E-E-. That is, nine letter words with 1st letter C and 3rd letter C and 6th letter E and 8th letter E. In alphabetical order, they are: cocklemen
According to SOWPODS (the combination of Scrabble dictionaries used around the world) there are 1 words with the pattern C-E--C-E. That is, eight letter words with 1st letter C and 3rd letter E and 6th letter C and 8th letter E. In alphabetical order, they are: coenacle
According to SOWPODS (the combination of Scrabble dictionaries used around the world) there are 1 words with the pattern C-C--E-E. That is, eight letter words with 1st letter C and 3rd letter C and 6th letter E and 8th letter E. In alphabetical order, they are: cochleae
The letter E represents the note Mi.
According to SOWPODS (the combination of Scrabble dictionaries used around the world) there are 1 words with the pattern -E-CCE-E. That is, eight letter words with 2nd letter E and 4th letter C and 5th letter C and 6th letter E and 8th letter E. In alphabetical order, they are: reaccede
According to SOWPODS (the combination of Scrabble dictionaries used around the world) there are 1 words with the pattern C-NC-E-E. That is, eight letter words with 1st letter C and 3rd letter N and 4th letter C and 6th letter E and 8th letter E. In alphabetical order, they are: concrete
According to SOWPODS (the combination of Scrabble dictionaries used around the world) there are 1 words with the pattern -EC-C-E. That is, seven letter words with 2nd letter E and 3rd letter C and 5th letter C and 7th letter E. In alphabetical order, they are: recycle