भाव्यूह विधि से निम्न समीकरणों को हल कीजिए
2x+3y=13
5x-y= 7
Answers
Answered by
1
Answer:
(1) (2x+3y)²
= 4x²+2(2x)(3y)+9y²
= 4x²+12xy+9y²
Answered by
0
Answer:
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