Answer: A . Not all 2 × 2 matrices have an inverse matrix. If the determinant of the matrix is zero, then it will not have an inverse; the matrix is then said to be singular. Only non-singular matrices have inverses.
Step-by-step explanation:
Answer:
-3
f(1)=x-4
x=1
=1-4
=-3
-1 = 4
0 = -2
1 = -8
5 = -32
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