Question

a² + b² + c² - 2ab - 2bc + 2ca which formula is the ans​

Answer 1

Answer:

(a+b+c)^2 is your answer mate

Step-by-step explanation:

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Answer 2

⚫ Which formula is this?

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✯ a² + b² + c² + 2ab + 2bc + 2ca

✅ $\sf\purple{(a+b+c)²}$

✯ a² + b² + c² - 2ab + 2bc - 2ca

✅ $\sf\pink{( a - b - c )²}$

$\large\colorbox{orange}{Happy\:learning.✌️}$