महत्तम पूर्णांक फलन (f(x)=\lfloor x \rfloor) में (f(-4)) का मान क्या है?
For (f(x)=\lfloor x \rfloor), what is (f(-4))?
Explanation opens after your attempt
A. (-4)
Concept
When (x) itself is an integer, \(\lfloor x \rfloor=x\). Hence \(\lfloor -4 \rfloor=-4\).
Why this answer is correct
The correct answer is A. (-4). When (x) itself is an integer, \(\lfloor x \rfloor=x\). Hence \(\lfloor -4 \rfloor=-4\).
Exam Tip
जब (x) स्वयं पूर्णांक हो तो \(\lfloor x \rfloor=x\) होता है। इसलिए \(\lfloor -4 \rfloor=-4\) है।
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