Suppose that you have two resistors connected in parallel with resistances R1 and R2 so that the total resistance is given by R 1 Suppose further that R1 is increasing at a (constant) rate of 0.6 ohms (unit of resistance, denoted 2) a minute and R2 is decreasing at a (constant) rate of 0.3 ohms per minute. At what rate is R (the total resistance) changing when R1 100 and R2 = 50?

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