what smallest number should be added to 19 to make it a perfect square number (my teacher has just started explaining these)
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Answer:we can say that 45 should be the least number which when added to 81,180 will make it a perfect square.
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Answer:
OK its easy first to prime factorisation.
but since 19 can't be divided with anything so
add 1 then it becomes 20 now made it a perfect square that's it. if u like my answer give me a heart
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