Does the + mean check?
FREE DIAMOND MEMBERSHIP FOR WHO GETS THIS RIGHT!

It is a question you asked in order to give a free diamond membership to the first one who answers it correctly.

could it be a fence? or maybe its two power line posts with an + in the middle? Or maybe it is a tragetting system from starwars
If you want to define 1+1 It is a sum of 2 numbers. Both of them being one. The answer to the sum is 2.

its a trick question! He is looking for a trick answer! My trick is switching around his question: 1+1 is what

1 + 1 is whatever u want it to be. Some people may have different values for 1. For some people, 1 may equal 12 or 0.3741938471019
play with me. ..