Final answer:
The number 8,350,000,000 can be written in scientific notation as 8.35 × 10⁹.
Step-by-step explanation:
The number 8,350,000,000 can be written in scientific notation as 8.35 × 109. In scientific notation, a number is written as a product of a decimal number greater than or equal to 1 and a power of 10. To obtain the decimal number, we move the decimal point to the left of the original number until we have a number between 1 and 10. The number of times we moved the decimal point determines the exponent of the power of 10.