संख्या रेखा पर ( (1,4]\cup(4,12] ) का सरल रूप कौन सा है?
What is the simplified form of ( (1,4]\cup(4,12] ) on the number line?
Explanation opens after your attempt
D. ( (1,12] )
Concept
The first interval includes ( 4 ), and the second begins after ( 4 ). Together they form \( 1<x\le 12 \).
Why this answer is correct
The correct answer is D. ( (1,12] ). The first interval includes ( 4 ), and the second begins after ( 4 ). Together they form \( 1<x\le 12 \).
Exam Tip
पहला अंतराल ( 4 ) को शामिल करता है और दूसरा ( 4 ) के बाद शुरू होता है। मिलकर छाया \( 1<x\le 12 \) बनती है।
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