Question

1. Linear equations in two variables
01 A Choose and write the correct alternative.
(1) Write the value of the determinant
3 -1
2 1
(D) S
(A) 1
(B) 2
(C) 3​

Answer 1

Answer:

5

Step-by-step explanation:

determinant = ad - bc

=3×1 - 2×(-1)

=3+2

=5

Answer 2

- 1

3 × 1 - 2 ( - 1 )

3 - 2 ( - 1 )

1 × - 1

- 1

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