设对于任意x属于R都有f（x+1)=2f(x),且0≤x≤1时f(x)=x(1-x),求f(-3/2）的值.

f(-3/2)=1/2f(-3/2+1)=1/2f(-1/2)=1/2*1/2f(-1/2+1)=1/4f(1/2)
f(1/2)=1/2(1-1/2)=1/4
f(-3/2)=1/4*1/4=1/16