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oksian1 [2.3K]
3 years ago
14

Which value of y makes the matrices inverses of each other ?

Mathematics
1 answer:
Nat2105 [25]3 years ago
6 0

Answer:

y = 1/2

Step-by-step explanation:

a.{a}^{ - 1}  = i

A matrix multiplied by its inverse gives the identity matrix;

Based upon knowing this:

6(-1) + 14y = 1

14y = 7

y = 1/2

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