# Choose the correct answer from the given alternatives in the following question: If A' = -12[1-4-12], then A = ______. - Mathematics and Statistics

MCQ

Choose the correct answer from the given alternatives in the following question:

If A' = - 1/2[(1,-4),(-1,2)], then A = ______.

#### Options

• [(2,4),(-1,1)]

• [(2,4),(1,-1)]

• [(2,-4),(1,1)]

• [(2,4),(1,1)]

#### Solution

[(2,4),(1,1)]

#### Notes

[Note: Answer in the textbook is incorrect.]

Concept: Inverse of a Matrix
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