यदि \(x^2=9\) और (x=3), तो \(4x^2-5x+2\) का मान क्या होगा?
If \(x^2=9\) and (x=3), what is the value of \(4x^2-5x+2\)?
Explanation opens after your attempt
A. (23)
Concept
Substitute \(x^2=9\) and (x=3) directly. (4(9)-5(3)+2=23).
Why this answer is correct
The correct answer is A. (23). Substitute \(x^2=9\) and (x=3) directly. (4(9)-5(3)+2=23).
Exam Tip
सीधे \(x^2=9\) और (x=3) रखें। (4(9)-5(3)+2=23)।
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