| 二次函数 |
x^2 + 3*x - 4 或 x^2 + 3x - 4 |
\(x^2 + 3x - 4\) |
| 三角函数 |
sin(x), cos(2*x), tan(x) |
\(\sin(x)\), \(\cos(2x)\), \(\tan(x)\) |
| 指数函数 |
2^x, e^x, exp(x) |
\(2^x\), \(e^x\), \(\exp(x)\) |
| 对数函数 |
log(x) (以e为底), log10(x), log(x, 2) |
\(\ln(x)\), \(\log_{10}(x)\), \(\log_2(x)\) |
| 根号与绝对值 |
sqrt(x), abs(x) |
\(\sqrt{x}\), \(|x|\) |