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What is the domain of (f(x)=\sqrt{x+6})?फलन (f(x)=\sqrt{x+6}) का डोमेन क्या है?
Answer and explanationउत्तर और व्याख्या
Correct answer:सही उत्तर: ([-6,\infty))([-6,\infty))
For the square root, (x+6 \ge 0), so (x \ge -6). In exams the endpoint is included because square root is defined at (0).वर्गमूल के लिए (x+6 \ge 0) इसलिए (x \ge -6)। परीक्षा में सीमा बिंदु शामिल होगा क्योंकि वर्गमूल (0) पर परिभाषित है।
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