टाइलों से \(x^2+8x+16\) का वर्ग बनाया गया है। इसकी भुजा क्या होगी?

A square is made from tiles representing \(x^2+8x+16\). What will be its side?

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

B. (x+4)

Step 1

Concept

Taking (16) as \(4^2\), the middle term is \(2\cdot x\cdot 4=8x\). Exam tip: check the square root of the constant term.

Step 2

Why this answer is correct

The correct answer is B. (x+4). Taking (16) as \(4^2\), the middle term is \(2\cdot x\cdot 4=8x\). Exam tip: check the square root of the constant term.

Step 3

Exam Tip

(16) को \(4^2\) मानने पर बीच का पद \(2\cdot x\cdot 4=8x\) है। परीक्षा में स्थिर पद का वर्गमूल देखें।

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Mathematics Answer, Explanation and Revision Hints

टाइलों से \(x^2+8x+16\) का वर्ग बनाया गया है। इसकी भुजा क्या होगी? / A square is made from tiles representing \(x^2+8x+16\). What will be its side?

Correct Answer: B. (x+4). Explanation: (16) को \(4^2\) मानने पर बीच का पद \(2\cdot x\cdot 4=8x\) है। परीक्षा में स्थिर पद का वर्गमूल देखें। / Taking (16) as \(4^2\), the middle term is \(2\cdot x\cdot 4=8x\). Exam tip: check the square root of the constant term.

Which concept should I revise for this Mathematics MCQ?

Taking (16) as \(4^2\), the middle term is \(2\cdot x\cdot 4=8x\). Exam tip: check the square root of the constant term.

What exam hint can help solve this Mathematics question?

(16) को \(4^2\) मानने पर बीच का पद \(2\cdot x\cdot 4=8x\) है। परीक्षा में स्थिर पद का वर्गमूल देखें।