Free public beta until December 4, 2026: every course is open, no card needed. After that, the first chapter of each course stays free and full access is a one-time $39 ($19 for up to 100 founding members chosen for helpful feedback). Your progress is kept. How the beta works

constant term

The term with no variable at all — just a number.

The constant term of a polynomial is $a_0$ , the term with no $x$ attached — it never changes value as $x$ varies.

Examples

In $-4x^5 + 2x^2 - x + 9$ , the constant term is $9$ .