Answer:
all real number
Step-by-step explanation:
since h(x) is polynomial function
There is a 3% chance of each light bulb being defective, and we only want 5 of them to be defective. The chance is then:

Or this really small number: 1.13474853e-8
The first one is 2.78% second one is 3.8% third one is 4.5% and it will be 378
I would say the answer is 2
I think it'd be x=4 but I'm not 100% sure