What is the opposite of -39​

Factor the polynomial. b^2 + 4b + 4

Solve 4 ln x=2ln25 a) x=5 b) x=25 c) x=625

The john nash mall used 17,4000 kilowatt hours in may, with a peak load of 92 kilowatts. the demand charge is $5.95 per kilowatt, and the energy charge is $0.08 per kilowatt hour. the fuel adjustment charge is $0.017 per kilowatt hour. what is the total electricity cost for may?