Simulate the HP-45 scientific calculator with photo-realistic visuals and animated keys. Perform all original functions and operations. Access a secret timer for 12-hour or 100-hour intervals. Switch to Super-45 mode for enhanced capabilities.
Return for online orders without leaving home. Schedule pickup, leave items outside or handoff to a sender, and receive shipment notifications. Return to Amazon, FedEx, UPS, or USPS without needing a box.
View and pay bills, check past payments, and access historical usage data in graph form. Manage payments, set notifications, and track account activity.
Calculate mathematical functions with precise fractional results using square roots. Input integers, rational, or irrational numbers. Convert results to decimal. Compute f(α), f(β), and their sum for two variable inputs.
