\(x^2+px+16\) पूर्ण वर्ग है और (p) धन है। (p) का मान क्या है?

The expression \(x^2+px+16\) is a perfect square and (p) is positive. What is the value of (p)?

Author: Muft Shiksha Editorial Team Published:
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Correct Answer

B. (8)

Step 1

Concept

Since \(16=4^2\), the middle term is \(2\cdot4\cdot x=8x\). Exam tip: take the positive middle term for positive (p).

Step 2

Why this answer is correct

The correct answer is B. (8). Since \(16=4^2\), the middle term is \(2\cdot4\cdot x=8x\). Exam tip: take the positive middle term for positive (p).

Step 3

Exam Tip

\(16=4^2\) है इसलिए मध्य पद \(2\cdot4\cdot x=8x\) होगा। परीक्षा में धन (p) के लिए धन मध्य पद लें।

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Mathematics Answer, Explanation and Revision Hints

\(x^2+px+16\) पूर्ण वर्ग है और (p) धन है। (p) का मान क्या है? / The expression \(x^2+px+16\) is a perfect square and (p) is positive. What is the value of (p)?

Correct Answer: B. (8). Explanation: \(16=4^2\) है इसलिए मध्य पद \(2\cdot4\cdot x=8x\) होगा। परीक्षा में धन (p) के लिए धन मध्य पद लें। / Since \(16=4^2\), the middle term is \(2\cdot4\cdot x=8x\). Exam tip: take the positive middle term for positive (p).

Which concept should I revise for this Mathematics MCQ?

Since \(16=4^2\), the middle term is \(2\cdot4\cdot x=8x\). Exam tip: take the positive middle term for positive (p).

What exam hint can help solve this Mathematics question?

\(16=4^2\) है इसलिए मध्य पद \(2\cdot4\cdot x=8x\) होगा। परीक्षा में धन (p) के लिए धन मध्य पद लें।