\(x^2+3x-18=0\) की जड़ों का सही युग्म कौन-सा है?
Which is the correct pair of roots of \(x^2+3x-18=0\)?
Explanation opens after your attempt
Correct Answer
A. (3) और (-6)(3) and (-6)
Concept
The numbers with product (-18) and sum (-3) are (3) and (-6). Hence this is the correct pair of roots.
Why this answer is correct
The correct answer is A. (3) और (-6) / (3) and (-6). The numbers with product (-18) and sum (-3) are (3) and (-6). Hence this is the correct pair of roots.
Exam Tip
गुणनफल (-18) और योग (-3) वाली संख्याएँ (3) और (-6) हैं। इसलिए यही जड़ों का सही युग्म है।
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