What is the expression for SQNR which can be expressed in a logarithm

1.	What is the expression for SQNR which can be expressed in a logarithmic scale?
A.	10 \(log_{10}⁡\frac{P_x}{P_n}\)
B.	10 \(log_{10}⁡\frac{P_n}{P_x}\)
C.	10 \(log_2⁡\frac{P_x}{P_n}\)
D.	2 \(log_2⁡\frac{P_x}{P_n}\)
Answer» B. 10 \(log_{10}⁡\frac{P_n}{P_x}\)

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What is the expression for SQNR which can be expressed in a logarithmic scale?

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