SOLUTION: the resistance(R) of an electric wire is in inverse proportion to the square of its diameter(d). if the resistance is 1,78 ohms when the diameter is 4,3 mm, find the resistance whe

Algebra ->  Expressions-with-variables -> SOLUTION: the resistance(R) of an electric wire is in inverse proportion to the square of its diameter(d). if the resistance is 1,78 ohms when the diameter is 4,3 mm, find the resistance whe      Log On


   



Question 130223: the resistance(R) of an electric wire is in inverse proportion to the square of its diameter(d). if the resistance is 1,78 ohms when the diameter is 4,3 mm, find the resistance when the diameter of 3 mm
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