फलन (f(x)=12-(x-5)2) की रेंज क्या है?
What is the range of (f(x)=12-(x-5)2)?
Explanation opens after your attempt
A. (\(-\infty,12]\)
Concept
Since ((x-5)2\ge0), (12-(x-5)2\le12). In exams check the maximum value of a downward-opening parabola.
Why this answer is correct
The correct answer is A. (\(-\infty,12]\). Since ((x-5)2\ge0), (12-(x-5)2\le12). In exams check the maximum value of a downward-opening parabola.
Exam Tip
क्योंकि ((x-5)2\ge0), इसलिए (12-(x-5)2\le12)। परीक्षा में नीचे खुलने वाले परवलय की अधिकतम वैल्यू देखें।
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