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1 vote
2x - y = 5

x + 3y = 7

What is the value of the system determinant?

A.) 5
B.) 6
C.) 7

2 Answers

5 votes

Answer:

C.) 7

Explanation:

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User Izbassar Tolegen
by
8.2k points
4 votes

9514 1404 393

Answer:

C) 7

Explanation:

The determinant is the difference of the cross products of the coefficients.

D = (2)(3) -(1)(-1) = 6 +1 = 7

The system determinant is 7.

User Thiago Silva
by
8.8k points

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