The combined electrical resistance R of two resistors R 1 and R 2 , connected in parallel, is given by Where R, R 1 , and R 2 are measured in ohms R 1 and R 2 are increasing at rates of 1 and 1 5 ohms per second, respectively At what rate is R changing when R 1 50 ohms and R 2 75 ohms 1 R 1 1 R R...

The combined electrical resistance R of two resistors R 1 and R 2 , connected in parallel,

Question:

The combined electrical resistance R of two resistors R₁ and R₂, connected in parallel, is given byWhere R, R₁, and R₂ are measured in ohms. R₁ and R₂ are increasing at rates of 1 and 1.5 ohms per second, respectively. At what rate is R changing when R₁ = 50 ohms and R₂ = 75 ohms?