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If (f:\mathbb{R}\to\mathbb{R}) and (f(x)=x^2+4), which statement is correct?यदि (f:\mathbb{R}\to\mathbb{R}) और (f(x)=x^2+4) है, तो कौन सा कथन सही है?
Answer and explanationउत्तर और व्याख्या
Correct answer:सही उत्तर: Range is ([4,\infty)) and codomain is (\mathbb{R})रेंज ([4,\infty)) है और codomain (\mathbb{R}) है
The second set in the function notation is the codomain, while actual outputs are ([4,\infty)). In exams identify codomain from arrow notation.फलन में दिया गया दूसरा समुच्चय codomain है, जबकि वास्तविक आउटपुट ([4,\infty)) हैं। परीक्षा में arrow notation से codomain पहचानें।
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