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Mathematics, 13.11.2019 02:31 only1cache
The intensity of a light in lumens is the product of the brightness in lumens per square inch and the surface area of the sphere with a radius equal to the distance to the source in inches the function l (d)=2.2(4d^2) can be used to represent a particular lights intensity what does the constant 2.2 in l(d) represent
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