Canberra is the capital of Australia. It is a modern and lively city with a population of over 345,000.
(Ⅰ)求函数f(x)的解析式;
(Ⅱ)求函数f(x)的单调递减区间.
6×____=____
5×____=____
材料一:***说:“我们不出兵,让敌人压至鸭绿江边,国内国际反动气焰增高,则对各方都不利,首先是对东北更不利,整个东北边防被吸住。南满电力将被控制。总之,我们认为应当参战,必须参战,参战利益极大,不参战损害极大。”
材料二:雄赳赳,气昂昂,跨过鸭绿江!保和平,为祖国,就是保家乡!中国好儿女,齐心团结紧!抗美援朝打败美帝野心狼!
We needed a new cupboard for the kitchen. So Peter made ______ from some wood.