Vectors in R

$\mathbb{R}$ denotes the collection of all real numbers.

${\mathbb{R}}^1=\mathbb{R}$ is a number line ${\mathbb{R}}^2$ is a plain ${\mathbb{R}}^3$ is a 3-D space.

Vectors

Point $\left[3,2\right]$ can be represented as the vector \left[ \begin{array} \\ 3 \\ 2 \\ \end{array} \right]

Vectors properties: