Mathematics Answer, Explanation and Revision Hints
( (7+3)2 ) को सर्वसमिका से निकालने पर कौन सा रूप सही है? / Using identity, which form is correct for ( (7+3)2 )?
Correct Answer: B. \(7^2+2\cdot7\cdot3+3^2\). Explanation: जोड़ वाली वर्ग सर्वसमिका में (+2ab) आता है। परीक्षा में ( (a+b)2 ) और ( (a-b)2 ) अलग रखें। / In the plus square identity, (+2ab) appears. Exam tip: keep ( (a+b)2 ) and ( (a-b)2 ) separate.
Which concept should I revise for this Mathematics MCQ?
In the plus square identity, (+2ab) appears. Exam tip: keep ( (a+b)2 ) and ( (a-b)2 ) separate.
What exam hint can help solve this Mathematics question?
जोड़ वाली वर्ग सर्वसमिका में (+2ab) आता है। परीक्षा में ( (a+b)2 ) और ( (a-b)2 ) अलग रखें।
Login to view answers
Use Google login or mobile OTP. Admin can block users and control login providers.
Student Class Required
Select your class first
Quiz questions, daily challenge and practice pages will open according to your selected class. Class 11/12 ke liye stream bhi select karein.