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28 votes
Find the HCF of

5x {}^(2) - 125,x {}^(2) + 25and - 10x


User Fvukovic
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1 Answer

24 votes
24 votes

Answer:

Explanation:

5x^2 - 125 factors into 5 (x^2 - 25)

x^2 - 25 factors into (x + 5)(x - 5)

So the answer to this part is 5(x + 5)(x - 5)

x^2 - 10x + 25 factors into

(x - 5)(x - 5)

So the HCF is (x - 5)

User Patrick Perry
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