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ella [17]
3 years ago
6

Pleaaaaase help!!!!​

Mathematics
2 answers:
mixer [17]3 years ago
7 0

Answer:

We can factor down 20 with it's greatest prime GCF, which is 5. We get a 4. When we factor that down the same way, we get 2. If we repeat that process, we get 5, 2, and 2, which turns into 2\sqrt{5}.

Gwar [14]3 years ago
5 0

Answer:

see below

Step-by-step explanation:

sqrt(20)

sqrt(4*5)

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

sqrt(4) sqrt(5)

2 sqrt(5)

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