In 1618, represent the surface whose equation isgiven as the graph of a two-variable function, f(x, y), and asthe level surface of a three-variable function, g(x, y, z) = c.There are many possible answers.The top half of the sphere x2 + y2 + z2 10 = 0

Jan. 20, 2017 – Chapter 1 Sound: Pitch, Dynamics, & Tone Color I. Pitch A. the relative highness or lowness heard in sound B. determined by the frequency of its vibrations – i.e. fast vibrations = high pitch; low vibrations = low pitch C. tone is a pitch whose sound has a definite vibration frequency 1. ex – middle C (C4) vibrates at 261.6 cycles per...