Solved

Use Cramer's Rule to Solve the System −2x−4y−4z=−62−4y+3z=−7−4x−4z=−40\begin{array} { c } - 2 x - 4 y - 4 z = - 62 \\- 4 y + 3 z = - 7 \\- 4 x \quad - 4 z = - 40\end{array}

Question 64

Multiple Choice

Use Cramer's rule to solve the system.
- −2x−4y−4z=−62−4y+3z=−7−4x−4z=−40\begin{array} { c } - 2 x - 4 y - 4 z = - 62 \\- 4 y + 3 z = - 7 \\- 4 x \quad - 4 z = - 40\end{array}


A) {(3,7,7) }\{ ( 3,7,7 ) \}
B) {(7,7,7) }\{ ( 7,7,7 ) \}
C) {(3,−7,−7) }\{ ( 3 , - 7 , - 7 ) \}
D) {(4,5,7) }\{ ( 4,5,7 ) \}

Correct Answer:

verifed

Verified

Unlock this answer now
Get Access to more Verified Answers free of charge

Related Questions

Q59: Understand What is Meant by Equal

Q60: Use Matrices and Gauss-Jordan Elimination to

Q61: Write a system of linear equations in

Q62: Use Matrices and Gauss-Jordan Elimination to

Q63: Use Cramer's rule to solve the

Q65: Understand What is Meant by Equal

Q66: Use Inverses to Solve Matrix Equations<br>Write

Q67: Find the products AB and BA

Q68: Write the system of linear equations

Q69: Evaluate the determinant.<br>- <span class="ql-formula" data-value="\left|