Question

a^2+b^2+2ab+2bc+2ca​

Answer 1

Answer:

a² + b² + 2ab + 2bc + 2ac

We know, x² + y² + 2xy = (x + y)

Applying formula,we get

(a + b)² + 2(bc + ca)

(a + b)² + 2c(b + a)

(a + b) (a + b + 2c)

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