![My calculator is giving me a really weird incorrect answer and I don't know what's going on, what do you guys think? : r/math My calculator is giving me a really weird incorrect answer and I don't know what's going on, what do you guys think? : r/math](http://i.imgur.com/DQxl41M.jpg)
My calculator is giving me a really weird incorrect answer and I don't know what's going on, what do you guys think? : r/math
![True/false questions: circle ONE answer No justification is needed a 2 arcsin − 1 = 3 π 2 | Course Hero True/false questions: circle ONE answer No justification is needed a 2 arcsin − 1 = 3 π 2 | Course Hero](https://www.coursehero.com/thumb/f7/b5/f7b5441c63b39b7dcc27e28619602a81772854fd_180.jpg)
True/false questions: circle ONE answer No justification is needed a 2 arcsin − 1 = 3 π 2 | Course Hero
Mark Crossley on Twitter: "New displays (Thank you Twitter for ideas!) https://t.co/b0vNfGY23F" / Twitter
![Beth Plaw on Twitter: "I'm looking for a giant graphics calculator poster for an A level Maths classroom. Can anyone help? Thank you! @c0mplexnumber @mathsjem @solvemymaths @Billyads_47" / Twitter Beth Plaw on Twitter: "I'm looking for a giant graphics calculator poster for an A level Maths classroom. Can anyone help? Thank you! @c0mplexnumber @mathsjem @solvemymaths @Billyads_47" / Twitter](https://pbs.twimg.com/media/DnrrIiGWwAAlZbX.jpg)