यदि (x=3), तो (2x(x-5)+4x-2) का मान क्या होगा?

If (x=3), what is the value of (2x(x-5)+4x-2)?

Author: Muft Shiksha Editorial Team Published:
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Correct Answer

B. (24)

Step 1

Concept

First simplify (2x(x-5)+4x-2=6x-2-10x). Substituting (x=3) gives (54-30=24).

Step 2

Why this answer is correct

The correct answer is B. (24). First simplify (2x(x-5)+4x-2=6x-2-10x). Substituting (x=3) gives (54-30=24).

Step 3

Exam Tip

पहले सरल करें (2x(x-5)+4x-2=6x-2-10x)। (x=3) रखने पर (54-30=24)।

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Mathematics Answer, Explanation and Revision Hints

यदि (x=3), तो (2x(x-5)+4x-2) का मान क्या होगा? / If (x=3), what is the value of (2x(x-5)+4x-2)?

Correct Answer: B. (24). Explanation: पहले सरल करें (2x(x-5)+4x-2=6x-2-10x)। (x=3) रखने पर (54-30=24)। / First simplify (2x(x-5)+4x-2=6x-2-10x). Substituting (x=3) gives (54-30=24).

Which concept should I revise for this Mathematics MCQ?

First simplify (2x(x-5)+4x-2=6x-2-10x). Substituting (x=3) gives (54-30=24).

What exam hint can help solve this Mathematics question?

पहले सरल करें (2x(x-5)+4x-2=6x-2-10x)। (x=3) रखने पर (54-30=24)।