SHIFT ALPHA MODE ≫ SOLVE = CALC d/dx ∫dx x! x⁻¹ Σ Π log_□ ÷R □/□ ³√ √ x³ x² ⁿ√ x^□ 10^x Log e^x Ln ∠ A (−) FACT B °′″ C hyp sin⁻¹ D Sin cos⁻¹ E Cos tan⁻¹ F Tan STO RCL CLRv i ENG Cot % ( Cot⁻¹ , ) x y S⇔D M− M M+