1.

6. For each of the following numbers, find the smallest whole number by which it shouldbe divided so as to get a perfect square. Also find the square root of the squarenumber so obtained(1) 2925​

Answer»

Answer:

Prime factor of 2925 = 5 x 5 x 3 x 3 x 13

so to make it a perfect SQUARE we have to DIVIDE it by 13.

so REQUIRED perfect square number is

\frac{2925}{13}  = 225 \\ therefore \:  \sqrt{225}  =  \sqrt{5 \times 5 \times 3 \times 3}  = 5 \times 3 = 15



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