- #1
songoku
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Homework Statement
Given that:
TI1 + TI2 = 70 dB
TI2 + TI3 = 80 dB
Find TI1 + TI2 + TI3
Homework Equations
TI = 10 log (I/Io)
The Attempt at a Solution
From that two equations, I got:
I1.I2 = 10-17
I2.I3 = 10-16
I1.I22.I3 = 10-33
Then stuck...