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6. Simplify: (3√5-5√2)(4√5 + 3√2). ​

1 Answer

4 votes

Answer:

  • 30 - 11√10

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Simplify by distribution:

  • (3√5 - 5√2)(4√5 + 3√2) =
  • (3√5)(4√5) + (3√5)(3√2) - (5√2)(4√5) - (5√2)(3√2) =
  • 12*5 + 9√10 - 20√10 - 15*2 =
  • 60 - 30 - 11√10 =
  • 30 - 11√10
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