Answer:

Explanation:
The given number,
38,332,521,
For writing the number as the product of a single digit and an exponent of 10,
We need to move decimal left side 7 times,
Thus, the exponent of 10 in the resultant number is 7,
Also, after shifting the decimal left side 7 times the resultant number is 3.8332521,
i.e.
