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![Q. The speed v of sound in a gas depends on the
pressure p and density d of the gas and is modeled by the
formula v(p, d) = k
where k is some constant. Find the
rate of change of speed with respect to p and with respect to d.](/v2/_next/image?url=https%3A%2F%2Fcontent.bartleby.com%2Fqna-images%2Fquestion%2F388942d9-e72b-46f2-8ab1-4c264045a495%2F88e0cba0-859d-4ab8-90e3-490ecc3d3471%2F67pzgcc_processed.jpeg&w=3840&q=75)
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