Texas Instruments TI-89 User Manual - Page 999

radian, R 910 rand( ), random number 862 randMat( ), random matrix . . . . 747, 863 randNorm( ), random norm 863 random matrix, randMat 747, 863 norm, randNorm 863 number seed, RandSeed . . 747, 863 number, rand 862 polynomial, randPoly 863 randPoly( ), random polynomial . . . . 863 RandSeed, random number seed . . 747, 863 rational functions activity 755 RclGDB, recall graph database 505, 629, 863 RclPic, recall picture 629, 863 real( ), real 863 recall graph database, RclGDB . .505, 629, 863 picture, RclPic 629, 863 Recall (2 6 17 reciprocal, x 912 rectangular x coordinate, P4Rx( ) . . . 852 rectangular y coordinate, P4Ry( ) . . . 852 rectangular-vector display, 4Rect . . . 864 reduced row echelon form, rref( ) . . . 262, 747 ref( ), row echelon form 864 regressions 837 cubic, CubicReg . . . . . 546, 802, 945 exponential, ExpReg . . 546, 820, 945 formulas 945, 947 linear regression, LinReg . 547, 837, 945 logarithmic, LnReg . . . 547, 839, 946 logistic, Logistic 547, 841, 946 medium-medium line, MedMed . 547, 844 946 power regression, PowerReg . . 547, 856 946 quadratic formula activity 743 quadratic, QuadReg . . 547, 861, 946 quartic, QuartReg . . . . 548, 861, 946 selecting 546 sinusoidal, SinReg . . . 548, 879, 946 remain( ), remainder 865 Rename, rename 865 rename, Rename 597 replace picture, RplcPic 629, 868 Request, request 865 request, Request 620, 622 reserved names 943 results 24 return See get/return Return, return 865 return, Return 478, 589, 592 right( ), right 866 right, right 257, 603 root 866 roots 75 29