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√ 289 - √ 625 ÷ √ 25 is equal to?

Correct Answer: 12

Explanation:

289 - √625 ÷ √25
= √17 x 17 - √25 x 25 ÷ √5 x 5
= 17 - 25 ÷ 5 = 17 - 5 = 12


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