MC MR MS M+ M− 2ⁿᵈ sin cos tan log π sin² cos² tan² ln e √x ∛x x² x³ |x| 1/x n! xʸ log₂ ʸ√x % ( ) 10ˣ AC CE ⌫ ÷ ± 7 8 9 × EXP 4 5 6 − ⌊x⌋ 1 2 3 + ⌈x⌉ 0 . = round