\(x^2-4x+5\) को पूर्ण वर्ग जोड़कर किस रूप में लिखा जा सकता है?

How can \(x^2-4x+5\) be written by completing the square?

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

A. ((x-2)2+1)correct form

Step 1

Concept

(x-2-4x+4=(x-2)2), so write (5) as (4+1). In exams take half of the middle coefficient.

Step 2

Why this answer is correct

The correct answer is A. ((x-2)2+1) / correct form. (x-2-4x+4=(x-2)2), so write (5) as (4+1). In exams take half of the middle coefficient.

Step 3

Exam Tip

(x-2-4x+4=(x-2)2), इसलिए (5) को (4+1) लिखते हैं। परीक्षा में मध्य गुणांक का आधा लें।

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Mathematics Answer, Explanation and Revision Hints

\(x^2-4x+5\) को पूर्ण वर्ग जोड़कर किस रूप में लिखा जा सकता है? / How can \(x^2-4x+5\) be written by completing the square?

Correct Answer: A. ((x-2)2+1) / correct form. Explanation: (x-2-4x+4=(x-2)2), इसलिए (5) को (4+1) लिखते हैं। परीक्षा में मध्य गुणांक का आधा लें। / (x-2-4x+4=(x-2)2), so write (5) as (4+1). In exams take half of the middle coefficient.

Which concept should I revise for this Mathematics MCQ?

(x-2-4x+4=(x-2)2), so write (5) as (4+1). In exams take half of the middle coefficient.

What exam hint can help solve this Mathematics question?

(x-2-4x+4=(x-2)2), इसलिए (5) को (4+1) लिखते हैं। परीक्षा में मध्य गुणांक का आधा लें।