यदि संख्या रेखा पर (-3) पर भरा वृत्त और (3) पर खाली वृत्त है तथा बीच में छायांकन है तो अंतराल क्या है?
If the number line has a closed circle at (-3), an open circle at (3), and shading between them, what is the interval?
Explanation opens after your attempt
D. ([-3,3))
Concept
The closed circle includes (-3), and the open circle excludes (3). Therefore ([-3,3)) is correct.
Why this answer is correct
The correct answer is D. ([-3,3)). The closed circle includes (-3), and the open circle excludes (3). Therefore ([-3,3)) is correct.
Exam Tip
भरा वृत्त (-3) को शामिल करता है और खाली वृत्त (3) को बाहर रखता है। इसलिए ([-3,3)) सही है।
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