SOLUTION: regla de cramer
𝑥 + 𝑦 + 𝑧 − 𝑤 = 2
2𝑥 − 𝑦 +𝑧 +5𝑤 = 9
3𝑥 + 𝑦 +𝑧 −2ү
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Question 1081779: regla de cramer
𝑥 + 𝑦 + 𝑧 − 𝑤 = 2
2𝑥 − 𝑦 +𝑧 +5𝑤 = 9
3𝑥 + 𝑦 +𝑧 −2𝑤 = 1
2𝑥 + 2𝑦 +4𝑧 + 6𝑤 = 2
Found 2 solutions by ikleyn, MathLover1:
Answer by ikleyn(52847) (Show Source): You can put this solution on YOUR website!
.
Find an appropriate free of charge solver in the Internet.
It is a kind of torture to solve it "by hands".
Answer by MathLover1(20850) (Show Source): You can put this solution on YOUR website!
Your matrix:
Write down the main matrix and find its determinant
Replace the 1st column of the main matrix with the solution vector and find its determinant:
Replace the 2nd column of the main matrix with the solution vector and find its determinant:
Replace the 3rd column of the main matrix with the solution vector and find its determinant:
Replace the 4th column of the main matrix with the solution vector and find its determinant:
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