Texas Instruments TI-84 Plus Silver Edition; Korišteno, u EKSTRA stanju! Hardware 8-line by 16-character display Powered by four AAA batteries with a lithium battery backup to protect RAM memory during main battery change Impact-resistant slide case TI Connectivity Cable included 480 KB ROM memory for data archive and storage of apps 24KB of available RAM memory Available Teacher Pack (EZ-Spot) that includes: Ten calculators Five USB computer cables Five unit-to-units cables One Getting Started Guide One classroom poster Built-in functionality Advanced functions accessed through pull-down display menus Real and complex numbers calculated to 14-digit accuracy and displayed with 10 digits plus a two-digit exponent Graphs 10 rectangular functions, six parametric expressions, six polar expressions and three recursively-defined sequences Up to 10 graphing functions defined, saved, graphed and analyzed at one time Sequence graphing mode shows time series plot, cobweb/stair-step plot and phase plots User-defined list names; lists store up to 999 elements Fourteen interactive zoom features Function evaluation table shows numeric evaluation of functions in table format Interactive analysis of function values, roots, maximums, minimums, integrals and derivatives Seven different graph styles for differentiating the look of each graph drawn Horizontal and vertical split-screen options Matrix operations including inverse, determinant, transpose, augment, reduced row echelon form and elementary row operations; convert matrices to lists and vice-versa List-based one- and two-variable statistical analysis, including logistic, sinusoidal, median-median, linear, logarithmic, exponential, power, quadratic polynomial, cubic polynomial, and quadratic polynomial regression models Three statistical plot definitions for scatter plots, xy-line plots, histograms, regular and modified box-and-whisker plots, and normal probability plots Advanced statistics features including 10 hypothesis testing functions, seven confidence interval functions and one-way analysis of variance Fifteen probability distribution functions including Normal, Student-t, Chi-square, Binomial and Poisson Business functions including Time-Value-of-Money (TVM), cash flows, and amortization; full screen interactive editor for solving TVM problems Interactive equation solver editor for solving for different variables in an equation. Alphabetical CATALOG of all TI calculator operations in one menu All TI-83 Plus graphing calculators are fully compatible with TI-84 Plus family calculators