Sell Casio FX 991 ID PLUS SCIENTIFIC CALCULATOR / School - SCIENTIFIC CALCULATOR best price

Casio FX-991 ID PLUS -Two Power sources - 451 function - Full Pacifier Display - Natural Display (can calculate as on textbook) - Plastic Button - Integration / Differential - Equation Calculation - Matrix Calculation / Vnector Calculation - Complex number calculation - Calc function / RESPONSIBLE function - N Basic Calculation - Fraction calculation - Combination and Permutation - Algorithm Log - List-based STAT data editor - Deviation Standard - Paired-variable statistics analysis regression - Logic Operation (Correct or Wrong Condition) - Table function - 40 formula constants - 40 matrix conversion (20 couple conversion) - 9 memory variations