挑战习题
1/5单选题
难度:

1.将二次函数y=x2的图象向右平移1个单位,再向上平移2个单位后,所得图象的函数表达式是(  )
A y=(x-1)2+2
B y=(x+1)2+2
C y=(x-1)2-2
D y=(x+1)2-2
提示1:
IOWPr+agueaNruS6jOasoeWHveaVsOWbvuixoeW3puWKoOWPs+WHj++8jOS4iuWKoOS4i+WHj+eahOW5s+enu+inhOW+i+i/m+ihjOino+etlC4=
正确答案:QQ==
6Kej77ya5Y6f5oqb54mp57q/55qE6aG254K55Li677yIMO+8jDDvvInvvIzlkJHlj7PlubPnp7sx5Liq5Y2V5L2N77yM5YaN5ZCR5LiK5bmz56e7MuS4quWNleS9je+8jOmCo+S5iOaWsOaKm+eJqee6v+eahOmhtueCueS4uu+8iDHvvIwy77yJLiDlj6/orr7mlrDmipvniannur/nmoTop6PmnpDlvI/kuLp5Pe+8iHgtaO+8iTxzdXA+Mjwvc3VwPitr77yM5Luj5YWl5b6XeT3vvIh4LTHvvIk8c3VwPjI8L3N1cD4rMi4gPGJyPuaVhemAiUEuIA==