TI-30 ECO RS Calculator

* The ecological version of the TI-30XA model. * The case is made of 100% recycled plastic. * Powered solely by solar energy. * Single-line display, 10 digits. * Scientific and technical notations (two exponents). * 1/x, vx, x², %. * Fraction functions. * Trigonometric, hyperbolic, and logarithmic functions. * Fraction/decimal conversion. * Angle conversion in degrees, radians, and grads. * Polar/rectangular coordinate conversion. * Single-variable statistics. *