Given the value
![3.054\cdot10^(-9)](https://img.qammunity.org/2023/formulas/mathematics/college/q916yf8rr51m62hx1v6torxks5up7i62l8.png)
For the scientific notation the negative exponents mean that the value in standard form is a decimal value.
The magnitude of the exponent shows you how many places behind the decimal dot is the value.
For this example, the exponent is -9 this means that is a decimal value and that it is 9 places behind the decimal dot:
The value writen in standard for is 0.000000003054