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Mathematics, 30.11.2021 22:10 Sshadøw

Janine determines that the total resistance in her circuit is 80 ohms. Using the inverse equation modeling this situation, find the resistance of the second lightbulb. The resistance of the second lightbulb is ohms. answer choices are :
A : 40
B : 300
C : 120
D : 240
*inverse function is of this equation : T = 120r/ r+120 )

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