解不等式 log1/2(3x2-2x-5)≤log1/2(4x2 x-5)
解不等式 log1/2(3x2-2x-5)≤log1/2(4x2 x-5)
解不等式log1/2(X2-4X-5)
解不等式:log1/3(x²-3x-4)>log1/3(2x+10)
解不等式 log1/5 (x+2)<log1/5 (2x-3)
解不等式log1/2(x^2-4x-5)
解不等式log1\2( x^2-2x) >-3
解不等式log1/2(x平方-x-2)>log1/2(x-1)-1
解不等式log1/3(2x-1)
解下列不等式log1/2(3x-1)>log1/2(x+1)-1
求f(x)=log1/2(-x2-2x+3)的最值
已知x满足不等式2(log1/2^x)^2+(7log1/2^x)+3≤0,
已知x满足不等式:2(log1/2 x)²+7log1/2 x +3≤0,则函数f(x)=(log2 x/4)