यदि \(x=\sqrt{3}\), तो \(2x^2-x-6\) का मान क्या है?

If \(x=\sqrt{3}\), what is the value of \(2x^2-x-6\)?

Explanation opens after your attempt
Correct Answer

A. \(-\sqrt{3}\)

Step 1

Concept

\(2x^2-x-6=2\cdot3-\sqrt{3}-6=-\sqrt{3}\). Simplify \(x^2\) first in exams.

Step 2

Why this answer is correct

The correct answer is A. \(-\sqrt{3}\). \(2x^2-x-6=2\cdot3-\sqrt{3}-6=-\sqrt{3}\). Simplify \(x^2\) first in exams.

Step 3

Exam Tip

\(2x^2-x-6=2\cdot3-\sqrt{3}-6=-\sqrt{3}\) है। परीक्षा में \(x^2\) को पहले सरल करें।

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Mathematics Answer, Explanation and Revision Hints

यदि \(x=\sqrt{3}\), तो \(2x^2-x-6\) का मान क्या है? / If \(x=\sqrt{3}\), what is the value of \(2x^2-x-6\)?

Correct Answer: A. \(-\sqrt{3}\). Explanation: \(2x^2-x-6=2\cdot3-\sqrt{3}-6=-\sqrt{3}\) है। परीक्षा में \(x^2\) को पहले सरल करें। / \(2x^2-x-6=2\cdot3-\sqrt{3}-6=-\sqrt{3}\). Simplify \(x^2\) first in exams.

Which concept should I revise for this Mathematics MCQ?

\(2x^2-x-6=2\cdot3-\sqrt{3}-6=-\sqrt{3}\). Simplify \(x^2\) first in exams.

What exam hint can help solve this Mathematics question?

\(2x^2-x-6=2\cdot3-\sqrt{3}-6=-\sqrt{3}\) है। परीक्षा में \(x^2\) को पहले सरल करें।