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What is the value of \(a - b ?\)
(1) \(a = b + 4\)
(2) \((a - b)^2 = 16\)
[spoiler]OA=A[/spoiler]
Source: Official Guide
(1) \(a = b + 4\)
(2) \((a - b)^2 = 16\)
[spoiler]OA=A[/spoiler]
Source: Official Guide
