## Related questions with answers

Question

Solve the given systems of equations by determinants. Evaluate by expansion by minors.

$\begin{array}{l} 2p+3r+s=4 \\ p-2r-3s+4t=-1 \\ 3p+r+s-5t=3 \\ -p+2r+s+3t=2 \end{array}$

Solution

VerifiedAnswered 2 years ago

Answered 2 years ago

Step 1

1 of 6The equation system is

$\begin{align*}2p+3r+s&=4,\\ p-2r-3s+4t&=-1,\\ 3p+r+s-5t&=3,\\ -p+2r+s+3t&=2.\end{align*}$

We need to solve it by determinants.

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