Assignment 8Math 1030Due Monday, November 5th1. Logarithmic Scales and Inverse Square Laws(a) How many times as much energy is released by an earthquakeof magnitude 7 as by one of magnitude 5? (Problem 8D-20)(b) What is the loudness, in decibels, of a sound 20 million times asloud as the softest audible sound? (Problem 8D-27)1(c) How many times greater is the intensity of sound from a concertspeaker at a distance of 1 meter than the intensity at a distanceof 100 meters? (Problem 8D-32)(d) What is the hydrogen (technically, hydronium) ion concentra-tion of a solution with a pH of 2.5? (Problem 8D-38)22. LogarithmsSolve each of the following equations for x:(a) 15 = 10x(b) x = log57(c) 7 = 4 + 6x(d) log10(x) = 3.7(e) 15, 000 = 3 × (4 + 3)x(f) 18, 000 =
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