( \sqrt{( -9)2} ) का मान क्या है?
What is the value of ( \sqrt{( -9)2} )?
Explanation opens after your attempt
Correct Answer
B. (9)
Concept
In real numbers, \( \sqrt{a^2}=|a| \). Therefore ( \sqrt{( -9)2}=9 ).
Why this answer is correct
The correct answer is B. (9). In real numbers, \( \sqrt{a^2}=|a| \). Therefore ( \sqrt{( -9)2}=9 ).
Exam Tip
वास्तविक संख्याओं में \( \sqrt{a^2}=|a| \) होता है। इसलिए ( \sqrt{( -9)2}=9 )।
Login to save your score, XP, coins and progress.