| Equation | Name | Example |
|---|---|---|
| y = mx + b | Linear | y = 3x |
| y = abx | Exponential | y = 3x |
| y = ax2 + bx + c | Quadratic | y = 3x2 + 3x |
| y = kx | Direct Variation | y = 3x |
| y = kx-1 (or k/x) | Inverse Variation | y = 3/x |
| y = ax3 + bx2 + cx + d | Cubic | y = 3x3 + 3x |
| y = a/(x - b) + c | Reciprocal | y = 3/x - 3 |
| y = a logb(x) | Logarithmic | y = log3(x) |
| y = anxn + anxn + ... + a1x + a0 | Polynomial | y = 5x4 - 3x3 + x2 - 7x + 6 |
| y = f(x)/g(x) | Rational | y = x3 - 3x + 3/x8 - 3 |
| y = a sin(bx + c) + d | Sinusoidal | y = sin(2x) |
| y = a cos(bx + c) + d | Sinusoidal | y = cos(2x) |
| y = n√ax - b + c | Radical | y = 3√x + 4 |
| y = | ax - b | + c | Absolute Value/Piecewise | y = | x + 1 | |