1.

Find the smallest number by which 1890must be multiplied so that the product become perfect square​

Answer»

ong>1890 = 2 × 3 × 3 × 3 × 5 × 7

We can see that PAIR of 2 , 3 , 5 and 7 is incomplete . 2 × 3 × 5 × 7 is the smallest number which make it a perfect SQUARE on multiply.

1890 × 2 × 3 × 5 × 7 = 3969001



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