The F1 Company has provided the following information: Accounts receivable written-off as uncollectible during the year amounted to $11,500. The accounts receivable balance at the beginning of the year was $150,000. The accounts receivable balance at the end of the year was $210,000. . The allowance for doubtful accounts balance at the beginning of the year was $14,000. The allowance for doubtful accounts balance at the end of the year after the recording of bad debt expense was $12.900. Credit sales during the year totaled $900,000. How much was F1 Company's bad debt expense