((x+4)2) को विस्तारित करने पर कौन सा व्यंजक मिलेगा?
Which expression is obtained by expanding ((x+4)2)?
Explanation opens after your attempt
D. \(x^2+8x+16\)
Concept
((x+4)2=x-2+2\cdot x\cdot4+16). Exam tip: do not forget the middle term (2ab).
Why this answer is correct
The correct answer is D. \(x^2+8x+16\). ((x+4)2=x-2+2\cdot x\cdot4+16). Exam tip: do not forget the middle term (2ab).
Exam Tip
((x+4)2=x-2+2\cdot x\cdot4+16) होता है। परीक्षा में मध्य पद (2ab) न भूलें।
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