The first row of a certain determinant has the numbers 3 and 5. The second row has the numbers 7 and 2. The value of this determinant is
A. 31
B. -31
C. 39
D. -29
Answer: Option D
Related Questions on Branch, Loop and Node Analyses
The branch current method uses.
A. Kirchhoff's voltage and current laws
B. Thevenin's theorem and Ohm's law
C. Kirchhoff's current law and Ohm's law
D. The superposition theorem and Thevenin's theorem
In assigning the direction of branch currents.
A. The directions are critical
B. The directions are not critical
C. They must point into a node
D. They must point out of a node
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