The fx-991ES PLUS 2nd Edition is a powerful and reliable scientific calculator designed for students, engineers, and professionals. With Natural-V.P.A.M. display, it shows mathematical expressions just as they appear in textbooks, making learning and problem-solving easier and more intuitive. Solar-powered with battery backup ensures long-lasting use.FeaturesNatural textbook display (Natural-V.P.A.M.) for easy-to-read fractions, roots, and equations.Over 400 functions including statistics, calculus, complex numbers, matrices, and vector calculations.Multi-replay function to quickly edit and recalculate previous entries.Dual power: Solar with battery backup for uninterrupted use.Durable keys with clear, easy-to-read labeling.
