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By which smallest number should 5808 be multiplied so that it becomes a perfect square? (1) 2 (2)7 (3) 11 (4) 3

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Solution:

5808 =2*2*2*2*3*11*11

= 22*22*112*3

Therefore, when 5808 is multiplied by 3,

 then it will be perfect square number.

Then the option is (4) 3

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