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)?

Author: Muft Shiksha Editorial Team Published:
Explanation opens after your attempt
Correct Answer

A. (8)

Step 1

Concept

First simplify (3x(x-2)-2x-2=x-2-6x). Substituting (x=4) gives (16-24=-8), so check the options carefully.

Step 2

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.

Step 3

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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Mathematics Answer, Explanation and Revision Hints

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)?

Correct Answer: A. (8). Explanation: पहले सरल करें (3x(x-2)-2x-2=x-2-6x)। (x=4) रखने पर (16-24=-8), इसलिए सावधानी से विकल्प जाँचें। / First simplify (3x(x-2)-2x-2=x-2-6x). Substituting (x=4) gives (16-24=-8), so check the options carefully.

Which concept should I revise for this Mathematics MCQ?

First simplify (3x(x-2)-2x-2=x-2-6x). Substituting (x=4) gives (16-24=-8), so check the options carefully.

What exam hint can help solve this Mathematics question?

पहले सरल करें (3x(x-2)-2x-2=x-2-6x)। (x=4) रखने पर (16-24=-8), इसलिए सावधानी से विकल्प जाँचें।