Answer:
A. 72
Step-by-step explanation:
Determinant of a 2x2 matrix: ad - bc
In that case,
24(18) - 30(12)
432 - 360
72
And we have our answer.
Answer:
ok
Step-by-step explanation:
i will eat a dsmart cookie
Answer: A. 19x + 2
Step-by-step explanation: