Question

將拋物線y=(x+2)²-3的圖像向上平移5個單位,得到函數(shù)解析式為            ．

Answer 1

y=(x+2)²+2．

解析試題分析：根據(jù)二次函數(shù)變化規(guī)律：左加右減,上加下減,拋物線y=(x+2)²-3的圖像向上平移5個單位,y=(x+2)²-3+5,即：y=(x+2)²+2．
故答案是y=(x+2)²+2．
考點：二次函數(shù)圖象與幾何變換．