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When the square of a number is subtracted from the original number, the result is-110. Find the numbers

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解答

Whenthesquareofanumberissubtractedfromtheoriginalnumber,theresultis−110.Findthenumbers

解答

Thenumber:−10or11
求解步骤
Represent the number with x
A.T.Q.:x−x2=−110
求解 x,x−x2=−110:x=−10,x=11
Thenumber:−10or11

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