if 2^x=2^y=2^-z, (1/x)+(1/y)+(1/z) is
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Answer:
1/x
Step-by-step explanation:
2^x=2^y=2^-z
x=y=-z
1/x + 1/y + 1/z
=1/x+1/x-1/x
=1/x
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