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4 votes
What are the factors of x2 – 100?

1 Answer

6 votes

Answer:

(x - 10)(x + 10)

Explanation:

x² - 100 ← is a difference of squares and factors in general as

a² - b² = (a - b)(a + b) , then

x² - 100

= x² - 10²

= (x - 10)(x + 10)

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