2 years ago

Find the least number by which 1470 must be divided to get a number which is the perfect square?

1 answer:

Nutka1998 [239]2 years ago

8 0

$1470|2\\.735|5\\.147|3\\.\ 49|7\\.\ \ \ 7|7\\.\ \ 1|\\\\1470=2\times5\times3\times7^2=30\times49\\\\Solution:this\ a\ number\ equal\ 30,\ because\ 1470:30=49=7^2$

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