Question

find the positive square root of i) 12-4√5 with solution​

Answer 1

Answer:

8√5 is your answer

Step-by-step explanation:

$12 - 4\sqrt{5} \\ 8 \sqrt{5}$

Answer 2

Answer:

The principal real,root of ===>

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12 ===> √2

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===> 3.46410162 - 3.46410162

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===> 12 is not a perfect square