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which of the following number are perfect square? Explain why
A.✓576
B.✓789
C.✓169
D.✓215​


Sagot :

Answer:

[tex]c. \: \sqrt{169} [/tex]

Step-by-step explanation:

Among the radicands, only 169 can be expressed into perfect square where

[tex]169 = {13}^{2} [/tex]

Therefore,

[tex] \sqrt{169} = 13[/tex]