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Simplify. 6 √20 - 3 √8

(Please explain the steps so I can better understanding thank you:))

User Mounarajan
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2 Answers

5 votes

Explanation:


6 √(20) - 3 √(8) \\ = 6 √(4 * 5) - 3 √(4 * 2) \\ = 6 * 2 √(5) - 3 * 2 √(2) \\ = 12 √(5) - 6 √(2) \\

User Tez Wingfield
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3 votes

Answer:

to simplify this problem the answer would be 12sqrt5 - 6sqrt2 but I cannot explain it.

Explanation:

User Andrew Hampton
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5.2k points