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Question Medium Mathematics Chapter 2: Polynomials Geometrical meaning of the zeroes of a polynomial. Class 10 Level 23

यदि (p(x)=x-2+4x+4) है तो वास्तविक शून्यकों की संख्या कितनी है?

If (p(x)=x-2+4x+4), how many real zeroes are there?

Explanation opens after your attempt
Correct Answer

B. एक अलगOne distinct

Step 1

Concept

(x-2+4x+4=(x+2)2), so there is only one distinct zero. Tip: recognize a perfect square.

Step 2

Why this answer is correct

The correct answer is B. एक अलग / One distinct. (x-2+4x+4=(x+2)2), so there is only one distinct zero. Tip: recognize a perfect square.

Step 3

Exam Tip

(x-2+4x+4=(x+2)2) इसलिए केवल एक अलग शून्यक है। टिप: पूर्ण वर्ग को पहचानें।

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