यदि \(q=\sqrt{7}+3\) है तो \(q^2-6q\) का मान क्या है?

If \(q=\sqrt{7}+3\), what is the value of \(q^2-6q\)?

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

A. (-2)

Step 1

Concept

\(q^2=16+6\sqrt{7}\) and \(6q=18+6\sqrt{7}\). Subtracting gives (-2).

Step 2

Why this answer is correct

The correct answer is A. (-2). \(q^2=16+6\sqrt{7}\) and \(6q=18+6\sqrt{7}\). Subtracting gives (-2).

Step 3

Exam Tip

\(q^2=16+6\sqrt{7}\) और \(6q=18+6\sqrt{7}\) है। घटाने पर (-2) मिलता है।

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Mathematics Answer, Explanation and Revision Hints

यदि \(q=\sqrt{7}+3\) है तो \(q^2-6q\) का मान क्या है? / If \(q=\sqrt{7}+3\), what is the value of \(q^2-6q\)?

Correct Answer: A. (-2). Explanation: \(q^2=16+6\sqrt{7}\) और \(6q=18+6\sqrt{7}\) है। घटाने पर (-2) मिलता है। / \(q^2=16+6\sqrt{7}\) and \(6q=18+6\sqrt{7}\). Subtracting gives (-2).

Which concept should I revise for this Mathematics MCQ?

\(q^2=16+6\sqrt{7}\) and \(6q=18+6\sqrt{7}\). Subtracting gives (-2).

What exam hint can help solve this Mathematics question?

\(q^2=16+6\sqrt{7}\) और \(6q=18+6\sqrt{7}\) है। घटाने पर (-2) मिलता है।