A Nice Math Olympiad Algebra Problem!!

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How to solve (x²-3x+1)(x²+3x+2)(x²-9x+20)=-30
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[@СергейСелезнев-ч3о]

GREAT Thanks from Russia! You are the Best!

[@nhuongbuixuan4037]

đừng helo nữa
.

[@ambikapaudel5363]

There is mistake in addition of 64+ 36 = 120, it should be 100 within square root of another value of u.

[@zvonimirkujundzic6867]

It was 64+56, and it is 120!

[@chiangchen4344]

a good solution

[@luciojeroncic9982]

Teatro colon

[@Nasir_Baloch786]

❤

[@learncommunolizer]

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[@ilpolsky8050]

5.23:u=x^2-3x-4...