\(8+\sqrt{17}\) और \(8-\sqrt{17}\) का गुणनफल क्या है?

What is the product of \(8+\sqrt{17}\) and \(8-\sqrt{17}\)?

Author: Muft Shiksha Editorial Team Published:
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Correct Answer

B. (47)

Step 1

Concept

The product is (82-\(\sqrt{17}\)2=64-17=47). Use \(a^2-b^2\) in conjugate multiplication.

Step 2

Why this answer is correct

The correct answer is B. (47). The product is (82-\(\sqrt{17}\)2=64-17=47). Use \(a^2-b^2\) in conjugate multiplication.

Step 3

Exam Tip

गुणनफल (82-\(\sqrt{17}\)2=64-17=47) है। संयुग्मी गुणन में \(a^2-b^2\) लगाएं।

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Mathematics Answer, Explanation and Revision Hints

\(8+\sqrt{17}\) और \(8-\sqrt{17}\) का गुणनफल क्या है? / What is the product of \(8+\sqrt{17}\) and \(8-\sqrt{17}\)?

Correct Answer: B. (47). Explanation: गुणनफल (82-\(\sqrt{17}\)2=64-17=47) है। संयुग्मी गुणन में \(a^2-b^2\) लगाएं। / The product is (82-\(\sqrt{17}\)2=64-17=47). Use \(a^2-b^2\) in conjugate multiplication.

Which concept should I revise for this Mathematics MCQ?

The product is (82-\(\sqrt{17}\)2=64-17=47). Use \(a^2-b^2\) in conjugate multiplication.

What exam hint can help solve this Mathematics question?

गुणनफल (82-\(\sqrt{17}\)2=64-17=47) है। संयुग्मी गुणन में \(a^2-b^2\) लगाएं।