फलन (f(x)=4|x-1|+2) की रेंज क्या है?
What is the range of (f(x)=4|x-1|+2)?
Explanation opens after your attempt
A. \([2,\infty\))
Concept
The minimum value of (|x-1|) is (0), so (f(x)\ge2). In exams the outside added (2) shifts the minimum upward.
Why this answer is correct
The correct answer is A. \([2,\infty\)). The minimum value of (|x-1|) is (0), so (f(x)\ge2). In exams the outside added (2) shifts the minimum upward.
Exam Tip
(|x-1|) की न्यूनतम वैल्यू (0) है, इसलिए (f(x)\ge2)। परीक्षा में बाहर जोड़ा गया (2) minimum को ऊपर करता है।
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