द्वि-असमीका \(-1\le \frac{2x+5}{3}<7\) का समाधान समुच्चय ज्ञात कीजिए।
Find the solution set of \(-1\le \frac{2x+5}{3}<7\).
Explanation opens after your attempt
Correct Answer
A. ([-4,8))
Concept
\(-3\le 2x+5<21\) gives \(-8\le 2x<16\), so ([-4,8)). Write open and closed endpoints correctly in interval form.
Why this answer is correct
The correct answer is A. ([-4,8)). \(-3\le 2x+5<21\) gives \(-8\le 2x<16\), so ([-4,8)). Write open and closed endpoints correctly in interval form.
Exam Tip
\(-3\le 2x+5<21\) से \(-8\le 2x<16\), इसलिए ([-4,8))। परीक्षा में अंतराल रूप में खुले और बंद सिरों को सही लिखें।
Login to save your score, XP, coins and progress.