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Simplify 6sqrt20 + 8sqrt5 – 5sqrt45
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7 votes
Simplify
6sqrt20 + 8sqrt5 – 5sqrt45

User Isuru H
by
3.0k points

1 Answer

12 votes

Answer:

  • 5√5

Explanation:

Simplify

  • 6√20 + 8√5 - 5√45 =
  • 6√4(5) + 8√5 - 5√9(5) =
  • 6(2)√5 + 8√5 - 5(3)√5 =
  • (12 + 8 - 15)√5 =
  • 5√5
User Colin Thomsen
by
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