Mathlean · Online math workspace
Trigonometric reduction calculator
Reduce supported trigonometric powers and products using identities.
How to use this calculator
Edit TrigReduce(sin(x) squared).
Tap the math below to edit it and see the result. Once a result is ready, press Tab on a hardware keyboard to accept it. Outside a matrix, Return completes the line; the phone math keyboard has the same Return action.
Try it here
Interactive tools require JavaScript. You can read the guide and example without it.
What to know
Different equivalent forms serve different purposes, and unsupported transformations may stay unchanged.
Mathlean combines visual mathematical input with computation and canvas tools. Results depend on the expression and available engine support; check important answers independently.