This directory contains key symbols found on Graphing and Standard calculators. Keys are sorted by function, and can be downloaded onto a PC and used to make your own customised textbooks.

on oncl off enter ent exe second_F mode U_mode set_up U_set_up format left right up down tab drg fse modify a_lock calc arithmetic math solver prgm U_prgm finance slide option       tool clip U_FE

0 1 2 3 4 5 6 7 8 9 space point comma U_comma colon sign_c sign L_paren UL_paren R_paren UR_paren pi UM_pi exp U_exp ca cl del ins bs quit vars U_vars S_i i S_e U_angle angle L1 L2 L3 L4 L5 L6 entry F1 F2 F3 F4 unit xy_frac dms d1 d2 d3 d4 del xy e a_bc           change

plus minus multiply divide equal dc_frac C_frac C_Mfrac A_xxx C_num in_D U_int_D M_plus U_Mplus M_minus M_clr recall U_recall store answer C_angle/ C_deg polar rectangular ref_ANS math finance list ctlg simp U_not U_and U_or U_xor U_xnor U_hex U_bin U_dec U_oct U_pen U_ddx U_algb int_dx U_conv cnst U_frac caps_simp ab_frac   M_frac caps_ABfrac a_bcfrac sigma a_bc

sin cos tan A_sin A_cos A_tan hyp A_hyp random percent Square U_Square cube yx_power U_yx ab_power root U_root X_root A_root 3_root inverse factorial ncr npr 10_power log U_log e_power in U_in U_gcf U_lcm logax x3 abs

stat stat_var statplot U_statplot data cd splits_D x_average sx x_deviation num x_sigma XP_sigma xy_sigma y_sigma YP_sigma y_average y_deviation sy S_a S_b S_c S_r x_estimate y_estimate UL_xaverage U_sx U_xdeviation L_frq xy

equation graph table window zoom trace ez graph_C calc draw split tblset matrix U_matrix S_x X_theta sub S_u         S_v S_w

alpha a b c d e f g h i j k l m n o p q r s t u v w x y z theta space colon           U_equal

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