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Answer:x4+2x3+7x2+6x+12
Step-by-step explanation:
Answer:
Because of the logarithmic basis of the scale, each whole number increase in magnitude represents a tenfold increase in measured amplitude; in terms of energy, each whole number increase corresponds to an increase of about 31.6 times the amount of energy released, and each increase of 0.2 corresponds to approximately a doubling of the energy released.
Step-by-step explanation:
1. b 2. a 3. a
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Step-by-step explanation: