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Bro in exercise 8.4 of ncert …

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Bro in exercise 8.4 of ncert book How we know that which identity take place in that question???
  • 3 answers

Aniruddh Bhatnagar 5 years, 2 months ago

How

Ayush Kumar 5 years, 2 months ago

Only practice

Pratibha Kumari Kumari 5 years, 2 months ago

You will know by yourself by looking at the fig. Just learn the formulas as you learn (a+b)² and then apply the formulas the same way you can do
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