Question

how to get factors of roots such as √80​

Answer 1

Answer:

$\sqrt{80}= 4\sqrt{5}$

Step-by-step explanation:

Resolving 80 into the product of prime factors.

2| 80

________

2| 40

________

2| 20

________

2| 10

________

****5

$\sqrt{80}\\=\sqrt{2\times 2 \times 2\times 2\times 5}\\=\sqrt{(2\times 2 )\times (2\times 2)\times 5}\\=2\times 2 \times \sqrt{5}\\=4\sqrt{5}$

Therefore,

$\sqrt{80}= 4\sqrt{5}$

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Answer 2

Answer:

Step-by-step explanation: