Mathematics for IGCSE & O level - Vectors (Section 1 - No. 33)
If a vector \(\vec{a} \) is represented as \[\begin{bmatrix} 1 \\ 3 \end{bmatrix}\], and vector \(\vec{b} \) is represented as \[\begin{bmatrix} 2 \\ -1 \end{bmatrix}\], what is \( \vec{a} + \vec{b} \) ?
\(\begin{bmatrix} 3 \\ 2 \end{bmatrix}\)
\(\begin{bmatrix} -1 \\ 4 \end{bmatrix}\)
\(\begin{bmatrix} 3 \\ -2 \end{bmatrix}\)
\(\begin{bmatrix} -1 \\ -4 \end{bmatrix}\)
स्पष्टीकरण
Add the respective components: (1+2) and (3-1)