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[[x-y, 8], [ x+y, 9]] =[[2,8],[4,9]], th...

`[[x-y, 8], [ x+y, 9]] =[[2,8],[4,9]]`, then `(x, y)`

A

a.`(3, 1)`

B

b.`(-3,-1)`

C

c.`(-1,3) `

D

d.`(-1,-3)`

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HIMALAYA PUBLICATION-MATRICES AND DETERMINANTS-QUESTION BANK
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