curl --request POST \ --url https://api.iotools.cloud/v1/tool/expand-polynomials-calculator \ --header 'Authorization: Bearer <token>' \ --header 'Content-Type: application/json' \ --data ' { "expression": "(x + 2)(x - 3)^2" } '

{ "tool": "expand-polynomials-calculator", "tool_version": "1.0.2", "outputs": { "expanded": "x^3 - 4x^2 - 3x + 18", "degree": "3", "termCount": "4", "terms": [ { "term-x-k": "x^3", "coefficient": "1" }, { "term-x-k": "x^2", "coefficient": "-4" }, { "term-x-k": "x", "coefficient": "-3" }, { "term-x-k": "constant", "coefficient": "18" } ] }, "credits_used": 5, "credits_remaining": null }