असमानता (9<3x+3) का सही हल क्या है?
What is the correct solution of the inequality (9<3x+3)?
Explanation opens after your attempt
Correct Answer
A. (x>2)
Concept
First subtract (3) from both sides to get (6<3x), then divide by (3) to get (x>2). When rewriting an inequality, always check the meaning of its direction.
Why this answer is correct
The correct answer is A. (x>2). First subtract (3) from both sides to get (6<3x), then divide by (3) to get (x>2). When rewriting an inequality, always check the meaning of its direction.
Exam Tip
पहले दोनों ओर (3) घटाएँ तो (6<3x) मिलता है और फिर (3) से भाग देने पर (x>2) आता है। असमानता को पलटकर लिखते समय दिशा का अर्थ जरूर जाँचें।
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