( ) MC M+ M- MR AC +/- % ÷ 2nd x² x³ xʸ eˣ 10ˣ 7 8 9 × 1/x ²√x ³√x ʸ√x ln log₁₀ 4 5 6 - x! sin cos tan e EE 1 2 3 + Rad sinh cosh tanh π Rand 0 . =