Deli 1703 Calculator

Large display
· 10 + 2 scientific calculator;
·standard deviation;
· 218 kinds of scientific function calculation;
· Factorial， permutation， combination calculation;
· Trigonometric / inverse trigonometric calculation;
· Decimal places， effective number of bits set;
· Hyperbolic / inverse hyperbolic function calculation;
· ANS (final answer memory) function;
· Common logarithm / natural logarithm;
· Independent memory function;
· Angle in radians， grads angle conversion;
· Ordinary four operations;
· Statistical operation;
· Random number generation;
· Coordinate transformation;
Automatic shutdown function;
· Regression calculation;
· Slidable protective cover;
· Score calculation;