The equation \(Y=\sqrt{x-1}\) is an explicit function. This is because the dependent variable, \(Y\), is clearly and directly expressed in terms of the independent variable, \(x\).
Y = √x-1 is?
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Question context
This question is part of 📏 Arithmetic Aptitude within the broader 🧠 Aptitude Mastery subject and appears in the SPSC – Sindh Public Service Commission preparation collection. Reviewing the answer together with nearby questions helps reinforce the underlying concept and identify how it may appear in competitive exams.