( [ -3,4 )\cup(4,10] ) की संख्या रेखा प्रस्तुति में ( 4 ) पर क्या होगा?
In the number-line representation of ( [ -3,4 )\cup(4,10] ), what happens at ( 4 )?
Explanation opens after your attempt
B. ( 4 ) पर खुला छेद होगाThere will be an open hole at ( 4 )
Concept
Both intervals exclude ( 4 ). Therefore, there is an open hole at ( 4 ) with shading on both sides.
Why this answer is correct
The correct answer is B. ( 4 ) पर खुला छेद होगा / There will be an open hole at ( 4 ). Both intervals exclude ( 4 ). Therefore, there is an open hole at ( 4 ) with shading on both sides.
Exam Tip
दोनों अंतराल ( 4 ) को शामिल नहीं करते। इसलिए ( 4 ) पर खुला छेद और दोनों ओर छाया होगी।
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