| Front | What is the Cartesian equation of the line with vector equation \(\vec r = \vec a +\lambda \vec b\)? |
| Back | \[{x - a_1 \over b_1} = {y - a_2 \over b_2} = {z - a_3 \over b_3}\] |
| Tags | Vectors |
| Front | How can a complex number be expressed in exponential form? |
| Back | \[ z= re^{i\theta}\] |
| Tags | Complex |
| Front | What is the locus of points \(z\) such that \(\arg (z-z_1) = \theta\)? |
| Back | The half-line from, but not including, the fixed point \(z_1\), making an angle \(\theta\) with a line from \(z_1\) parallel to the real axis. |
| Tags | Complex |