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Evaluate the determinant for the following matrix: [-5 1, 1 4]
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Evaluate the determinant for the following matrix: [-5 1, 1 4]

User Rurouniwallace
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2 Answers

6 votes

Answer: -24

Explanation:

User Sahil Sharma
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7.7k points
1 vote
The matrix given is
\left[\begin{array}{ccc}-5&1\\1&4\end{array}\right]

To find determinant
\left[\begin{array}{ccc}a&b\\c&d\end{array}\right] we do
ad-bc

So, the determinant of the given matrix is

(-5)(4)-(1)(4) = -20 - 4 = -24
User Matthew Berman
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