Mining Engineering > GATE 2018 > Aptitude

Contributed by: Dr. Sarah Chen

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If pqr≠0 and p^-x=1/q, q^-y=1/r, r^-z=1/p what is the value of the product xyz?

A

-1

B

1/pqr

C

1

D

pqr

Check Answer

Explanation

Correct : c

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