कौन-सा interval (3x+4<19) और \(2x-1\ge -9\) दोनों को साथ संतुष्ट करता है?
Which interval satisfies both (3x+4<19) and \(2x-1\ge -9\) together?
Explanation opens after your attempt
Correct Answer
B. ([-4,5))
Concept
The first condition gives (x<5), and the second gives \(x\ge-4\), so the common solution is ([-4,5)). In exams, and means the common shaded part.
Why this answer is correct
The correct answer is B. ([-4,5)). The first condition gives (x<5), and the second gives \(x\ge-4\), so the common solution is ([-4,5)). In exams, and means the common shaded part.
Exam Tip
पहली शर्त (x<5) देती है और दूसरी \(x\ge-4\), इसलिए साझा हल ([-4,5)) है। परीक्षा में "और" का अर्थ common shaded part होता है।
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