एक संख्या और उसके वर्ग का योग (42) है। सही समीकरण कौन-सा है?
The sum of a number and its square is (42). Which equation is correct?
Explanation opens after your attempt
Correct Answer
A. \(x^2+x-42=0\)
Concept
The sentence gives \(x^2+x=42\), that is \(x^2+x-42=0\). In word problems, write the algebraic form first.
Why this answer is correct
The correct answer is A. \(x^2+x-42=0\). The sentence gives \(x^2+x=42\), that is \(x^2+x-42=0\). In word problems, write the algebraic form first.
Exam Tip
वाक्य से \(x^2+x=42\) बनता है, यानी \(x^2+x-42=0\)। शब्द प्रश्न में पहले बीजीय रूप लिखें।
Login to save your score, XP, coins and progress.