advanced scientific calculator
The fx-991EX is the most advanced scientific calculator available. Advanced functions include calculus, probability distributions, equation solvers, matrices and vectors, and spreadsheets. It uses ClassWiz technology for intuitive menu-driven operation and easy access to results. The fx-991EX offers a high-resolution LC display with 192×63 pixels, four times higher than previous calculators, a faster processor and double the memory.
What you can do with a 991EX
Solve linear, simultaneous linear and quadratic equations
CALCULATE STATISTICS and REGRESSION.
Find the mean, median, standard deviation and quartiles. Calculate regression coefficients for paired data.
CALCULATE TABLES of VALUES
Find the values of a graph or function for any value of x
Evaluate first derivatives and definite integrals for any single-variable function.
Find Binomial and Normal probability
VECTORS and MATRICES
Calculate with vector and matrix arithmetic.