Casio FX-CG10 Software User Guide - Page 543
Input Ranges
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2. Input Ranges Function Input range for real number solutions Internal digits sinx cosx tanx (DEG) |x| < 9 × (109)° (RAD) |x| < 5 × 107πrad (GRA) |x| < 1 × 1010grad 15 digits sin-1x cos-1x |x| < 1 " tan-1x |x| < 1 × 10100 sinhx |x| < 230.9516564 coshx " tanhx |x| < 1 ×10100 sinh-1x |x| < 1 × 10100 cosh-1x 1 < x < 1 × 10100 " tanh-1x |x| < 1 logx Inx 1 × 10-99 < x < 1 × 10100 " 10x -1 × 10100 < x < 100 -1 × 10100 " e x < x < 230.2585092 'x 0 < x < 1 × 10100 " x 2 |x| < 1 × 1050 1/x |x| < 1 × 10100, x ≠ 0 " 3'x |x| < 1 × 10100 x ! 0 < x < 69 (x is an integer) " n P r Result < 1 × 10100 n, r (n and r are integers) nCr 0 < r < n, n < 1 × 1010 " Pol (x, y) x2 + y2 < 1 × 10100 " |r| < 1 × 10100 Rec (DEG) |θ | < 9 × (109)° (r ,θ) (RAD) |θ | < 5 × 107π rad " (GRA) |θ | < 1 × 1010grad Precision As a rule, precision is ±1 at the 10th digit.* " " " " " " " " " " " Notes However, for tanx : |x| ≠ 90(2n+1): DEG |x| ≠ π/2(2n+1): RAD |x| ≠ 100(2n+1): GRA • Complex numbers can be used as arguments. • Complex numbers can be used as arguments. • Complex numbers can be used as arguments. • Complex numbers can be used as arguments. However, for tanθ : |θ | ≠ 90(2n+1): DEG 2(2n+1): RAD |θ | ≠ 100(2n+1): GRA α-14