यदि (p-q=5) और (pq=6) है तो \(p^2+q^2\) का मान क्या है?

If (p-q=5) and (pq=6), what is \(p^2+q^2\)?

Author: Muft Shiksha Editorial Team Published:
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Correct Answer

B. (37)

Step 1

Concept

(p-2+q-2=(p-q)2+2pq=25+12=37). Exam tip: rearrange using ( (p-q)2=p-2-2pq+q-2 ).

Step 2

Why this answer is correct

The correct answer is B. (37). (p-2+q-2=(p-q)2+2pq=25+12=37). Exam tip: rearrange using ( (p-q)2=p-2-2pq+q-2 ).

Step 3

Exam Tip

(p-2+q-2=(p-q)2+2pq=25+12=37)। परीक्षा में ( (p-q)2=p-2-2pq+q-2 ) से रूप बदलें।

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Mathematics Answer, Explanation and Revision Hints

यदि (p-q=5) और (pq=6) है तो \(p^2+q^2\) का मान क्या है? / If (p-q=5) and (pq=6), what is \(p^2+q^2\)?

Correct Answer: B. (37). Explanation: (p-2+q-2=(p-q)2+2pq=25+12=37)। परीक्षा में ( (p-q)2=p-2-2pq+q-2 ) से रूप बदलें। / (p-2+q-2=(p-q)2+2pq=25+12=37). Exam tip: rearrange using ( (p-q)2=p-2-2pq+q-2 ).

Which concept should I revise for this Mathematics MCQ?

(p-2+q-2=(p-q)2+2pq=25+12=37). Exam tip: rearrange using ( (p-q)2=p-2-2pq+q-2 ).

What exam hint can help solve this Mathematics question?

(p-2+q-2=(p-q)2+2pq=25+12=37)। परीक्षा में ( (p-q)2=p-2-2pq+q-2 ) से रूप बदलें।