Mathematics, 09.09.2019 16:10, rebtav
A 35-mm camera allows you to control the diameter d of the aperture by changing the f-stop, which varies inversely with the diameter according to the formula equals f=44 over d . a. if f =4, find the diameter. b. if the diameter is quadrupled, by what factor will the f dash stop change? c. the radius r is one-half of the diameter. describe the proportional relationship between the radius and the diameter. d. area a is proportional to the radius squared according to the equation a equals pi r^2. what is the equation that relates area and diameter? e. what is the equation that relates area and f-stop?
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A 35-mm camera allows you to control the diameter d of the aperture by changing the f-stop, which va...
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