taleyahlee taleyahlee

18-05-2020
Mathematics

contestada

Simplify the expression:

2√75+ √20

8√5

2√5

10√5

12√5

Respuesta :

wegnerkolmp2741o wegnerkolmp2741o

18-05-2020

Answer:

10 sqrt(3) + 2 sqrt(5)

Step-by-step explanation:

2√75+ √20

We know sqrt(a*b) = sqrt(a) sqrt(b)

2 sqrt(25*3) + sqrt(4*5)

2 sqrt(25)sqrt(3) + sqrt(4) sqrt(5)

2 * 5sqrt(3) + 2 sqrt(5)

10 sqrt(3) + 2 sqrt(5)

Answer Link

BablaKanchan BablaKanchan

18-05-2020

It’s the second choice

Answer Link

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