Find the condition of the expression:√3-2x-x^2

Ram Ghadiyaram asked Apr 7, 2023

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Ram Ghadiyaram asked Apr 7, 2023

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11 votes

Answer:

-1 <= x <= 1

Explanation:

√((1-2x+x^2)+2-2x^2)

= √((1-x)^2 + 2*(1-x)(1+x) )

điều kiện là 1 - x > =0 và 1+x >=0

giải 2 bất phương trình trên ta thu đc kết ququả

Sinsuren answered Apr 11, 2023

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