my answer is 0.036 w. but its incorrect

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Qui:- In the circuit below Calculate the total power dissipated in ale the resistors. USe R_(1)=240 Omega,R_(2)=400 Omega,R_(3)=460 Omega,V_(1)=20V,v_(2)=23V and v_(3)=20 vAnswer:-Apply KCL at Node A.{:[(V_(A)-V_(1))/(R_(1))+(V_(A-V_(3)))/(R_(3))+(V_(A-V_(2)))/(R_(2))=0],[(V_(A-20))/(240)+(V_(A)-20)/(460)+(V_(A)-23)/(400)=0]: ... See the full answer