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If 4√5 = √n, the value of n is A. 10 B. 20 C. 80 D. 100
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1 vote
If 4√5 = √n, the value of n is
A. 10
B. 20
C. 80
D. 100

User Brettins
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1 Answer

5 votes
The answer is C. 80 divided by the perfect square 16 is 5. The 5 stays under the radical and the 4 from the 16 comes out.
User Erden
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