TI-84 Plus CE Programs: Complete Reference

Formula and definition reference for Algebra 1 and 2. A fast on-calculator lookup for formulas you'd otherwise have to memorize — covers slope, distance, midpoint, factoring rules (difference of squares, perfect square trinomials, sum/difference of cubes), quadratic formula and discriminant, all three linear equation forms, logarithm properties, complex number rules, and variation models. Not a solver — displays formulas for reference.

Full solver suite for Algebra 1, 2, and Geometry. Solves 2×2 systems of equations, linear equations, absolute value equations (with one and two solution detection), quadratics with exact radical results, and parabola analysis. Also includes geometry area solvers for 2D and 3D figures, distance and midpoint, statistics (mean, median, standard deviation), radical simplifier, angle conversion, and percent solvers.

Biochemistry reference for all 20 standard amino acids. Includes the full name, 3-letter abbreviation, and 1-letter symbol for each. Organizes amino acids by chemical classification (nonpolar aliphatic, aromatic, polar uncharged, acidic, basic), provides the R-group description, and includes pKa values for relevant side chains — essential for calculating isoelectric points. Notes Proline's unique ring structure and Cysteine's disulfide bond capacity. Useful for AP Biology, Biochemistry, and pre-med coursework.

The full chemistry package — both semesters plus every supporting program. Covers stoichiometry, gas laws, solutions, acids and bases, colligative properties, kinetics, equilibrium, electrochemistry, nuclear chemistry, thermodynamics, spectroscopy, and the Haber process. Includes the complete periodic table, unit converter, and a full gas laws standalone solver.

First-semester chemistry solver covering the core topics. KEM1V6 handles stoichiometry (empirical formulas, percent yield, mole conversions), gas laws (all six laws, full solver), solutions (molarity, molality, dilutions, colligative properties), acids and bases (pH, pOH, Ka, Kb), and reference data (polyatomic ions, solubility rules, activity series). Includes a standalone gas laws solver, thermodynamics solver, complete periodic table, and unit converter.

Second-semester chemistry solver covering the advanced topics. KEM2V1 handles kinetics (rate laws, Arrhenius equation, half-life for 0th/1st/2nd order), equilibrium (Kc, Kp, Le Chatelier's, ICE tables), electrochemistry (Nernst equation, Faraday's Laws), and nuclear chemistry (radioactive decay, activity, mass-energy equivalence). Includes gas laws, thermodynamics, Haber process, periodic table, and unit converter.

Complete formula and reference suite for AP Calculus AB. CALCEQ10 covers all derivative and integral rules, integration techniques, FTC Parts 1 and 2, L'Hôpital's Rule, and concept guides. DERIV2 is a dedicated library of ~58 differentiation formulas including implicit, logarithmic, and parametric. INTEG1 covers 33+ integration formulas including U-sub, integration by parts (LIATE), trig substitution, partial fractions, and applications. TRIGID2 provides 40+ trig identities. Formula reference — designed to use alongside your work.

Everything in the AB Bundle plus three BC-specific programs. POLPAR is an exhaustive reference for parametric and polar calculus — derivatives, tangent lines, arc length, area, and a curve library (cardioids, rose curves, lemniscates, and more). SEQNSER1 solves arithmetic and geometric sequences and series including recursive sequences. SERIES8 features the exclusive GPART convergence strategy plus Taylor/Maclaurin series and Lagrange error bound. The most complete BC calculus toolkit available for the TI-84.

Dedicated convergence and series reference for AP Calculus BC, featuring the exclusive GPART strategy — a step-by-step diagnostic guide for identifying the right convergence test: Geometric → P-series → Alternating → Ratio Test → Toot/Comparison/Integral. Each test includes "when to use," decision criteria, and worked examples. Also covers standard Taylor and Maclaurin series expansions, radius and interval of convergence, and Lagrange error bound.

The complete AP Physics 1 solver, covering the full mechanics curriculum across two programs.

• MECH1 — kinematics (all 4 equations, any variable), projectile motion (level and elevated), Newton's Laws, circular motion, work/energy, momentum and collisions
• MECH2 — SHM (springs and pendulums), orbital mechanics, rotational motion (torque, 3 kinematics equations, 6 moment of inertia formulas), fluids (Bernoulli, buoyancy, continuity)

Includes unit converter plus bonus programs for spectroscopy/waves, gas laws, thermodynamics, and the full periodic table.

The complete AP Physics package — mechanics through electricity and magnetism. Combines the full mechanics solver (MECH1 + MECH2) with both E&M programs (EMBASICG for foundational E&M, EMADVJ for AC circuits and advanced topics), plus thermodynamics, gas laws, spectroscopy/waves, trig identities, periodic table, and unit converter. Covers AP Physics 1, 2, and C: E&M.

Physics and chemistry combined in one package — 14 programs total. Includes the complete AP Physics toolkit (mechanics + E&M) and the full chemistry suite (both semesters, gas laws, Haber process, thermodynamics), plus the amino acids reference, periodic table, trig identities, and unit converter. Built for students taking multiple AP science courses in the same year.

Every program in the catalog — 30 programs total. All chemistry, physics, calculus, algebra, geometry, statistics, and utility programs in one download. The best value for students in multiple advanced courses. If it's on this page, it's in this bundle.

Focused area solver for two-dimensional shapes. Covers squares, rectangles, parallelograms, triangles, rhombus/kite (using diagonals), trapezoids, regular hexagons, general regular polygons (using apothem), circles, and sectors in both degrees and radians. Every solver is bidirectional — provide the area and solve for the missing dimension. Circle and sector results are shown in both decimal and exact π form.

The same four programs as the AP Calculus AB Bundle — combined derivative library (~58 formulas), integration library (33+ formulas and techniques), full calculus reference suite with BC topics, and 40+ trig identities. A solid all-in-one formula reference for any calculus or precalculus course, not just AP.

Advanced E&M solver for AP Physics C and university-level courses. Covers AC circuit analysis and phasors (time-domain to phasor conversion, phase lead/lag, complex impedance builder for series and parallel R-L-C), capacitor and inductor geometry (parallel plate, cylindrical, spherical), full RLC circuit solver (impedance, Q-factor, resonance, bandwidth, real/reactive/apparent power), wave optics (double-slit, thin film, diffraction, polarization via Malus's Law), Maxwell's Equations, and transformer impedance matching.

Both E&M programs together — foundational and advanced — plus unit converter and bonus spectroscopy program. EMBASICG handles Coulomb's Law, electric fields, circuit analysis, Kirchhoff's Laws, RC circuits, magnetic fields, Faraday's Law, and inductance. EMADVJ handles AC circuits, phasors, RLC analysis, wave optics, and Maxwell's Equations. Covers AP Physics 1 through AP Physics C: E&M.

Foundational E&M solver for AP Physics 1 and 2. Covers Coulomb's Law, electric field and potential, electric dipoles, Gauss's Law, Ohm's Law, power, series and parallel resistor networks (unlimited), Kirchhoff's Loop and Junction Rules, RC circuits (charging and discharging), Lorentz force on charges and wires, Biot-Savart and Ampere's Law, Faraday's Law, motional EMF, self-inductance, and LR circuit dynamics. Includes a large unit conversion library and a memory utility for carrying results between solver modules.

Formula reference for business math and personal finance. Covers simple interest, compound interest (periodic), continuous compounding (A = Pe^rt), ordinary annuities and annuities due (future and present value), loan amortization payment formula, bond pricing, straight-line and declining balance depreciation, NPV, IRR, payback period, profitability index, and core time value of money relationships. Formula reference — not a solver.

A free program for Algebra 1, 2, and Geometry basics. Solves quadratic equations (returning both real and complex solutions), first-degree linear equations with variables on both sides, simplifies square roots to simplest radical form (e.g. √72 → 6√2), and converts decimals to simplified fractions. A good way to see how the programs work before purchasing.

Standalone gas laws solver with full input validation (division-by-zero and absolute zero guards). Solves all six gas laws — Ideal, Boyle's, Charles's, Gay-Lussac's, Avogadro's, and Combined — for any variable. Also handles mixed gas total pressure using Dalton's Law (2–4 component gases) and RMS velocity (v = √3RT/M) with automatic unit conversion. Includes a gas constants reference with all four R values and STP molar volumes.

2D and 3D geometry solver covering area, perimeter, volume, and surface area for a wide library of shapes. 2D shapes include standard polygons, rhombus/kite (using diagonals), trapezoids, regular hexagons, general regular polygons, circles, and sectors (degrees and radians). 3D shapes include prisms, cylinders, cones (with slant height), spheres, and pyramids. Every module is bidirectional — solve for any missing dimension. Results for curved shapes are shown in both decimal and exact π form.

Linear equation analyzer accepting input in any of four formats — slope-intercept, point & slope, two points, or standard form. For every input, returns: slope-intercept form, standard form (automatically reduced to simplest integer coefficients), parallel slope, perpendicular slope, x-intercept, and y-intercept. Correctly handles vertical lines, horizontal lines, the y = 0 case, and lines through the origin as distinct cases. Loops back to the menu after each calculation — no restart needed.

Quick parabola analyzer for standard form (y = Ax² + Bx + C). Enter A, B, and C and instantly get: direction of opening (up or down), vertex coordinates, minimum or maximum value, axis of symmetry, y-intercept, and all x-intercepts. Correctly handles equations with two real roots, one real root, or no real roots (imaginary cases), with decimal approximations to three places.

Complete periodic table reference for all 118 elements — browse by period (1–7) or search directly by atomic number. Each element displays name, atomic number, molar mass, IUPAC group number, chemical family, electron configuration, common oxidation states, and classification. D and f-block elements show electron configuration in both aufbau filling order and sorted by principal quantum number, with all irregular exceptions (Cr, Cu, Nb, Mo, Pd, Ag, Au, Pt, and others) handled correctly. Lanthanides and actinides accessible from the main menu.

Comprehensive precalculus formula reference. PRECAL covers conic sections (parabolas, circles, ellipses, hyperbolas — standard form with foci, directrix, asymptotes), logarithm and exponent rules, complex numbers, variation models, permutations and combinations, arithmetic and geometric sequences/series, geometry formulas (2D and 3D), angle/arc/chord relationships, and a full trig identity library. TRIGID2 adds 40+ trig identities including product-to-sum and power reduction.

The complete SAT math toolkit — two SAT-specific programs plus geometry, triangle, and unit converter.

• SATSAFE ✓ SAT test-day approved — covers linear equations, quadratics, circles (standard and general form, arc/sector, chord length), percents, exponential functions, and statistics, using only College Board–compliant methods
• SAT9B practice only — same coverage plus an automated algebra solver, useful for homework and practice but not permitted on test day

See the AP/SAT exam rules post for full details on what's allowed.

Solver for arithmetic and geometric sequences and series. Solves for any variable in the standard arithmetic and geometric formulas, calculates partial sums (multiple formula forms), finds term number n using logarithms, and solves infinite geometric series with automatic divergence checking (|r| ≥ 1). Also includes linear and Fibonacci-type recursive sequence solvers, plus a formula reference for all standard discrete math formulas.

Statistics formula reference covering descriptive statistics through inferential testing. Includes mean, median, mode, standard deviation, and variance; basic probability, complement, union, intersection, and conditional probability; binomial and normal distributions (Z-scores, Central Limit Theorem); confidence intervals for proportions and means; sample size formulas; Z, T, and χ² test statistics; hypothesis testing methodology; and an interactive flowchart for selecting the right test. Formula reference — not a solver.

Thermodynamics solver covering AP Chemistry and AP Physics 1 topics. Solves heat transfer (Q = mcΔT, any variable, cal or J), phase changes (melting ice, vaporizing water, complete ice→steam, and custom), internal energy (dU = q + w), enthalpy (at constant pressure, from dU, molar/specific heat interconversion), Gibbs free energy (G = H − TS, spontaneity check, K from G, K vs. temperature via van't Hoff), and Hess's Law (simple and multi-compound). Includes a unit converter for temperature, energy, volume, and pressure.

Complete triangle toolkit. Solves right triangles (Pythagorean theorem, SOH-CAH-TOA with decimal and fraction outputs), special right triangles (30-60-90 and 45-45-90 with exact radical form from any given side), area using base/height, Heron's formula, or SAS (½absinC), and perimeter for a missing side. Also covers scale factor and similarity (with area change prediction), co-function identities, and equilateral triangle properties (side, height, area from any one value). Built-in conceptual help screens throughout.

Trig identity library with 40+ formulas. Covers Pythagorean, quotient, and reciprocal identities; addition and subtraction formulas for sine, cosine, and tangent; all three double-angle variations for cos(2A); half-angle formulas; product-to-sum and sum-to-product (critical for AP Calculus BC integrals); power reduction including cubic forms; cofunction and negative angle identities; and the Laws of Sines and Cosines including the rearranged angle-solving form.

General-purpose unit converter — broader than a chemistry or physics tool. Covers length, mass, area, volume, speed, temperature (all six C/F/K combinations), pressure, time, angles (degrees ↔ radians with exact form), flow rate, and rate conversions (per min/hr/sec). SI prefix converter spans tera (10¹²) through atto (10⁻¹⁸) with a custom prefix-to-prefix tool. Also includes a decimal-to-fraction converter and a distance-rate-time solver. Included as a supporting program in most bundles.