F varies jointly as q 1 and q 2 and inversely as the square of d. If

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F varies jointly as q1 and q2 and inversely as the square of d. If F = 80 when q1 = 4, q2 = 16, and d = 0.4, determine F when q1 = 12, q2 = 20, and d = 0.2.

(a) Write the variation equation

(b) Determine the quantity indicated.

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A Survey Of Mathematics With Applications

ISBN: 9780135740460

11th Edition

Authors: Allen R. Angel, Christine D. Abbott, Dennis Runde

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