Let $f ( x ) = \left\lfloor x ^ { 3 } / 3 \right\rfloor$

question 55

Short Answer

Let $f ( x ) = \left\lfloor x ^ { 3 } / 3 \right\rfloor$ Finf (S) S is:
(a) {-2,-1,0,1,2,3} (b) {0,1,2,3,4,5} (c) }{1,5,7,11} . (d) }\{2,6,10,14}

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Definitions:

dB

A unit of measurement that indicates the relative loudness of sounds in terms of the logarithmic scale, with higher numbers representing louder sounds.

Amplitude

Stimulus intensity; in audition, roughly equivalent to loudness, graphed by the increasing height of a sound wave.

Loudness

Loudness is the subjective perception of the intensity of sound, often measured in decibels, influencing how sound is experienced.

Frequency

The number of occurrences of a repeating event per unit of time, often used in the context of waves or cycles.