What type of instrument is an abacus? -Math in Hindi

Absolute Error: Absolute Error is the amount of error in your measurements. It is the difference between the measured value and “true” value.

How to define the Absolute Error?

Absolute Error is the difference between the measured value of a quantity and its true value.

Portion of the diameter or transverse axis of a conic section intercepted between a fixed point within it.

Nucleophilic substitution reactions is reactions involving substitution which beings with attack of nucleophilic.