\(x^2+kx+36\) को ((x+4)(x+9)) के बराबर बनाया गया है। (k) का मान क्या है?
\(x^2+kx+36\) is made equal to ((x+4)(x+9)). What is the value of (k)?
Explanation opens after your attempt
A. (13)
Concept
((x+4)(x+9)=x-2+13x+36). In exams, add the constant parts of the factors.
Why this answer is correct
The correct answer is A. (13). ((x+4)(x+9)=x-2+13x+36). In exams, add the constant parts of the factors.
Exam Tip
((x+4)(x+9)=x-2+13x+36) है। परीक्षा में गुणनखंडों के स्थिर भाग जोड़ें।
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