解不等式 log1/2(X^-X-2)> log1/2(X-1)-1.

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解不等式log1/2(X^-X-2)>log1/2(X-1)-1.解不等式log1/2(X^-X-2)>log1/2(X-1)-1.解不等式log1/2(X^-X-2)>log1/2(X-1)-1.l

解不等式 log1/2(X^-X-2)> log1/2(X-1)-1.
解不等式 log1/2(X^-X-2)> log1/2(X-1)-1
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解不等式 log1/2(X^-X-2)> log1/2(X-1)-1.
log1/2(X^2-X-2)> log1/2(X-1)-1 log1/2(X^2-X-2)> log1/2(X-1)-log1/2(1/2) log1/2(X^2-X-2)> log1/2【(X-1)/(1/2)】(这变换是公式~……你知道吧~) 因为log1/2图像是单减的~∴X^2-X-2<(X-1)/(1/2) X^2-3X<0 所以0<X<3