How do you express #0.00000054# in scientific notation?
We need to write
To change the given number to
Scientific notation is composed of a "mantissa" and an "exponent".
The mantissa is a decimal number with one non-zero digit to the left of the decimal point (except, of course, if the number is exactly zero).
The "exponent" is
The mantissa for
it is necessary to move the decimal point