Every Formula You Will Need for Edexcel Business A Level Paper 2. (one is missing - can you work out which one?)BUSN 450-Business Strategy (3 cr hrs). This is a capstone course drawing together tools from all business functional areas. The last calculations explain how to arrive at the compound interest formula. If they could, bookmakers would go out of business. BUSINESS (Edexcel: A-Level 9BS0). 9. If you redistribute this textbook in a digital format (including but not limited to PDF and HTML), then you. Fill out Candidate Information Form. 3. The Queen's College Sixth Form curriculum offers students a diverse range of academic pathways designed to foster both academic excellence and practical skills.