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What is the range of (f(x)=|x-1|-|x+2|)?फलन (f(x)=|x-1|-|x+2|) का परिसर क्या है?
Answer and explanationउत्तर और व्याख्या
Correct answer:सही उत्तर: ( [-3,3] )( [-3,3] )
The difference of distances from two fixed points cannot exceed their distance (3). Therefore the range is ([-3,3]).दो स्थिर बिंदुओं से दूरी के अंतर का मान उनकी दूरी (3) से अधिक नहीं होता। इसलिए परिसर ( [-3,3] ) है।
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