Plleeaassee it is urgent maathh will give 5 stars on all correct answers, mark as best answer and say

The magnitude, m, of an earthquake is defined to be m=log l/s, where i is the intensity of the earthquake (measured by the amplitude of the seismograph wave) and s is the intensity of a “standard” earthquake, which is barely detectable. what is the magnitude of an earthquake that is 1,000 times more intense than a standard earthquake? use a calculator. round your answer to the nearest tenth.

What’s the answer ? use the picture to see the problem

Find the nonpermissible replacement for binthis expression. b2/5b +5