recall that sound level b, in decibels is defined by the equation b=10(l+12), where l is the sound intensity in watts per square metre. (a) determine the intensity of a radio with a sound level of 52dB to the nearest thousandth (b) to the nearest tenth, what is the sound level of the radio if its intensity is increased by a factor of 25

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Q: Suppose that y varies directly as the square root of x, and that y=39 when x=64. What is y when…

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Differential Equations

Have you ever observed the movement of the satellites and rockets or how the planets go around the sun in their orbits? How will you determine their motion? Definitely they follow some scientific laws and these kinds of problems are framed as differential equations.