Question

What’s the answer for this problem A. 11 B. 5 C. -5

Answer 1

Answer:

5

Step-by-step explanation:

Given a matrix $\left[\begin{array}{ccc}a&b&\\c&d&\\\end{array}\right]$

Then the determinant = ad - bc

For the matrix $\left[\begin{array}{ccc}2&3&\\1&4&\\\end{array}\right]$

determinant = (2 × 4) - (3 × 1) = 8 - 3 = 5

Answer 2

your answer would be B. 5