If two 2x2 matrices are inverses of each other, then multiplying them will result in what matrix below?

1 answer:

3 0

inverse of a matrix A is defined as $AA^{-1}=I$

where I is the identity matrix of the respective order.

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yarga [219]

Answer:

x = 1 or x = 3 / 2 or x = −5 or x = 1 / 3

Refer the attachment for steps

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TiliK225 [7]

Answer: 1/9

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jek_recluse [69]

=12-5=7
=21-12=9
when u look at they have a diffrence of 2 so the answer will have a diffrence of 2 =11

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lyudmila [28]

The Answer is −7 .Thanks !!

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