OpenStax, Algebra and Trigonometry 2e §11.8 Solving Systems with Cramer's Rule · Exercise 2 · Linear Algebra · Determinants
Solving Systems with Cramer's Rule · Exercise 2
Use Cramer’s Rule to solve the system of three equations.
\left\{\begin{matrix} 3 x + 8 y + 2 z = - 5 \\ 2 x + 5 y - 3 z = 0 \\ x + 2 y - 2 z = - 1 \end{matrix}\right
Its source prints no answer for this problem, so there's nothing to check against.
OpenStax, Algebra and Trigonometry 2e · §11.8 Solving Systems with Cramer's Rule · Exercise 2
Stuck? A gentle nudge
No hints for this one.
Your working
Check your full solution
Upload photos of your handwritten work or a PDF, and Lemma will read it and tell you whether it's right — and where it first goes wrong if not.