3 years ago

W2 – 2w Complete square to make perfect square trinomial

Mathematics

1 answer:

ziro4ka [17]3 years ago

7 0

Answer:

Step-by-step explanation:

(a - b)² = a² - 2ab + b²

We have

w² - 2w = w² - 2(w)(1)

We must add 1²

w² - 2(w)(1) + 1² = (w - 1)²

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