Question

Expand (a-2b+c)² using identity
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Answer 1

Answer:

your answer is a^2 + 4b^2 + c^2 + -4ab + -4bc + 2ca

Step-by-step explanation:

(a)^2 + (-2b)^2 + (c)^2 + (2 x a x -2b) + (2 x -2b x c) + (2 x c x a)

a^2 + 4b^2 + c^2 + -4ab + -4bc + 2ca

please mark me as brainliest as i have answered your question correctly

Answer 2

Answer:

expand using identity (a-2b +c)22