Proof WritingHardWriting It Up ShareWriting It Up · Hard problemClaim: if aaa and bbb are integers with a∣ba \mid ba∣b and b∣ab \mid ab∣a, then a=ba = ba=b. The claim needs "positive". Which pair shows it?Aa=2, b=4a = 2,\ b = 4a=2, b=4Ba=2, b=−2a = 2,\ b = -2a=2, b=−2Ca=0, b=0a = 0,\ b = 0a=0, b=0Da=3, b=3a = 3,\ b = 3a=3, b=3Check Show answer Walk through it step by step Practice more like this Review this concept