\(x^2-12x+20\) को पूर्ण वर्ग रूप में लिखें।

Write \(x^2-12x+20\) in completed square form.

Author: Muft Shiksha Editorial Team Published:
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Correct Answer

A. ((x-6)2-16)सही रूप

Step 1

Concept

(x-2-12x+36=(x-6)2) and (20=36-16). In exams take half of the middle coefficient and form its square.

Step 2

Why this answer is correct

The correct answer is A. ((x-6)2-16) / सही रूप. (x-2-12x+36=(x-6)2) and (20=36-16). In exams take half of the middle coefficient and form its square.

Step 3

Exam Tip

(x-2-12x+36=(x-6)2) और (20=36-16) है। परीक्षा में मध्य गुणांक का आधा लेकर उसका वर्ग बनाएं।

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Mathematics Answer, Explanation and Revision Hints

\(x^2-12x+20\) को पूर्ण वर्ग रूप में लिखें। / Write \(x^2-12x+20\) in completed square form.

Correct Answer: A. ((x-6)2-16) / सही रूप. Explanation: (x-2-12x+36=(x-6)2) और (20=36-16) है। परीक्षा में मध्य गुणांक का आधा लेकर उसका वर्ग बनाएं। / (x-2-12x+36=(x-6)2) and (20=36-16). In exams take half of the middle coefficient and form its square.

Which concept should I revise for this Mathematics MCQ?

(x-2-12x+36=(x-6)2) and (20=36-16). In exams take half of the middle coefficient and form its square.

What exam hint can help solve this Mathematics question?

(x-2-12x+36=(x-6)2) और (20=36-16) है। परीक्षा में मध्य गुणांक का आधा लेकर उसका वर्ग बनाएं।