Question

Which of the following is an algebraic identity?

(a – b) ² = a² – 2ab – b²

(a – b) ² = a² + 2ab – b²

(a – b)² = a² – b²

(a – b) ² = a² – 2ab + b²

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Answer 1

Answer:

last is the correct identity last one

hope its helpful

Answer 2

Answer:

4 is the correct answer

Step-by-step explanation:

(a-b)²= a²+b²-2ab