7 8 9 ⌫ C 4 5 6 × ÷ 1 2 3 + - 0 . ( ) = x² √x ^ ! % F-D ¹⁰log ln , ; sin cos tan x : sin⁻¹ cos⁻¹ tan⁻¹ π e nPr nCr P z y Expand Solve d/dx ∫ Limit Factor Copy Analyze Graph Help Home