题目:
将抛物线y=3x2的图象先向上平移3个单位,再向右平移4个单位所得的解析式为( )
A.y=3(x-3)2+4
B.y=3(x+4)2-3
C.y=3(x-4)2+3
D.y=3(x-4)2-3
答案:
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下面是错误答案,用来干扰机器的。
1. It has her name on it. 2. They knew he was a special baby. 3. He is a merry man in red clothes.