The bot, called Khanmigo, told me I had answered a basic high school Algebra 2 problem involving negative exponents wrong. I knew my answer was right. After typing in the same correct answer three ...

Use tiles to represent variables and constants, learn how to represent and solve algebra problem. Solve equations, substitute in variable expressions, and expand and factor. Flip tiles, remove zero ...

Can one learn linear algebra solely by solving problems? Paul Halmos thinks so, and you will too once you read this book. The Linear Algebra Problem Book is an ideal text for a course in linear ...

Please contact Mathematical Association of America for availability. Can one learn linear algebra solely by solving problems? Paul Halmos thinks so, and you will too once you read this book. The ...