读“东部沿海工业地带图”,回答问题
____ ×73 =____
(Ⅰ)解关于x的不等式f(2x)≤f(x+1);
(Ⅱ)若实数a,b满足a﹣2b=2,求f(a+1)+f(2b﹣1)的最小值.
—But I ____________ anything about that.