liljames4L liljames4L

28-05-2020
Mathematics

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pls quick will mark as brainliest

pls quick will mark as brainliest class=

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wegnerkolmp2741o wegnerkolmp2741o

28-05-2020

Answer:

4 sqrt(5)

Step-by-step explanation:

sqrt(45) + sqrt(20) - sqrt(5)

We know that sqrt(ab) =sqrt(a) sqrt(b)

sqrt(9) sqrt(5) + sqrt(4) sqrt(5) -sqrt(5)

3 sqrt(5) + 2 sqrt(5) - sqrt(5)

Combine like terms

4 sqrt(5)

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Azallayla Azallayla

28-05-2020

Answer:

6.180339

Step-by-step explanation:

Give brainly plz

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