28-11-2021
Mathematics

contestada

show that √20 = 2√5

Respuesta :

IIAshleyII IIAshleyII

28-11-2021

2√5=√4×√5. (as √4=2)

So,we can write √2×5 as √4×√5

2√5=√4×5

2√5=√4× √5.

2√5=√20

hence , 2√5 = √20

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