Question 8 • CMS 2026-2027 NC Math 2 CREDIT RECOVERY
Substitute each value into the original equation √(n + 4) = n − 2. For n = 5, both sides equal 3, so it is a solution. For n = 0, the left side is 2 but the right side is −2, so it does not satisfy the equation; it is the extraneous solution.
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