What is the formula of (a-b)^2?

Math Staff asked 2 months ago

Answer:

\[\ (a-b)^2 = a^2 – 2ab + b^2 \]

Explanation:

\[\ (a-b)^2 = (a-b) \times (a-b) \]

Multiplication

\[\  (a) \times (a-b) = a^2 – ab  \]

\[\  (-b) \times (a-b) = b^2 – ab \]

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\[\ (a-b)^2 = a^2 + b^2 – 2ab \]