# v=4i-jw=3i+2j&nbsp;

2022-04-04 Answered

v=4i-j

w=3i+2j

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## Answers (1)

star233
Answered 2022-04-20 Author has 208 answers

Compute the following cross product:

Construct a matrix out of vectors  and :
$\left(\begin{array}{cc}4& -1\\ 3& 2\end{array}\right)$

Take the determinant of this matrix:
$\left|\begin{array}{cc}4& -1\\ 3& 2\end{array}\right|$

Multiply along the diagonals and subtract:

$\left(-1{\right)}^{2}=1$

Answer: $11$

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