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If A=((alpha,3),(3,alpha))" and "|A|^(3)...

If `A=((alpha,3),(3,alpha))" and "|A|^(3)=-125`, then `alpha` equals :

A

`pm1`

B

`pm2`

C

`pm3`

D

`pm4`

Text Solution

Verified by Experts

The correct Answer is:
B
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