यदि (x=4), तो (3x(x-2)-2x-2) का मान क्या होगा?
If (x=4), what is the value of (3x(x-2)-2x-2)?
Explanation opens after your attempt
A. (8)
Concept
First simplify (3x(x-2)-2x-2=x-2-6x). Substituting (x=4) gives (16-24=-8), so check the options carefully.
Why this answer is correct
The correct answer is A. (8). First simplify (3x(x-2)-2x-2=x-2-6x). Substituting (x=4) gives (16-24=-8), so check the options carefully.
Exam Tip
पहले सरल करें (3x(x-2)-2x-2=x-2-6x)। (x=4) रखने पर (16-24=-8), इसलिए सावधानी से विकल्प जाँचें।
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