函数y=f(x)(x不等于0)是奇函数,且当x属于(0,+oo)时是增函数,若f(1)=0,求不等式f[x(x-1/2)]

Question

函数y=f(x)(x不等于0)是奇函数,且当x属于(0,+oo)时是增函数,若f(1)=0,求不等式f[x(x-1/2)]

Answer 1

if x(x-1/2) > 0
=> x> 1/2 or x 1/2 or x