byteCoderWay better than the Casio graphing calculator I used when learning trigonometry back in the 1980s. :...
Shared by Robert Scoble @Scobleizer on X
Way better than the Casio graphing calculator I used when learning trigonometry back in the 1980s. :-)
Way better than the Casio graphing calculator I used when learning trigonometry back in the 1980s. :-)