Answer:
2273
Explanation:
I assume you're trying to find the total resistance in the circuit.
First, you must recognize that R₂ and R₃ are in parallel. R₁ is in series with the combination of R₂ and R₃.
R = R₁ + 1/(1/R₂ + 1/R₃)
R = 470 + 1/(1/2200 + 1/10000)
R = 470 + 1803
R = 2273
