Casio FX-991ES Plus Scientific Calculator 417 Functions |

Tackle complex math and science problems with precision using the Casio FX-991ES Plus Scientific Calculator, equipped with 417 built-in functions. From algebra to calculus, statistics to engineering equations?????????this calculator delivers accurate results every time. Its natural textbook display shows expressions just as they appear in textbooks, making learning and solving easier. Perfect for high school and university students, as well as professionals needing a reliable scientific calculator. Key Features: 417 scientific functions including matrix, vector, equation solving & integrals Natural Display (Natural-V.P.A.M.) for textbook-style input/output Solar-powered with battery backup (Dual Power) Fast, accurate calculations with intuitive key layout Lightweight and durable ????????? ideal for exams, classrooms, or fi