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6 \sqrt{5}  +  \sqrt{2}  - 20 \sqrt{5}  \\  = 6 \sqrt{5}  - 20 \sqrt{5}  +  \sqrt{2}  \\  = (6 - 20) \sqrt{5}  +  \sqrt{2}  \\  =  \blue{( - 14 \sqrt{5}) +  \sqrt{2}  } \\  \\  \sqrt{12}  +  \sqrt{27}  +  \sqrt{75}  \\  =  \sqrt{4 \times 3}  +  \sqrt{9 \times 3}  +  \sqrt{25 \times 3}  \\  = 2 \sqrt{3}  + 3 \sqrt{3}  + 5 \sqrt{3}  \\  = (2 + 3 + 5) \sqrt{3}  \\  =  \blue{10 \sqrt{3} }

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  • BukanPerempuan
    makasih // wew
  • BukanPerempuan
    brrti // ingyh
  • MathraraX
    makasih adex imut
  • brrti kmu lanang yahj banh?

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Answer:

>>> Mathematics

> -145 + 2

> 103

Explain:

  • Number 1

6√5 + √2 - 20√5

> 65 - 205 + 2

> 6 - 205 + 2

> -14√5 + √2

  • Number 2

12 + 27 + 75

> (4 x 3) + (9 x 3) + (25 x 3)

> 23 + 33 + 53

> 2 + 3 + 53

> 103

  • 6 November 2022
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