本课配套习题挑战模式1/5
单选题
难度系数:
1.一次函数y=2x+3的图象沿y轴向下平移2个单位,那么所得图象的函数解析式是( )
A: y=2x-3 |
B: y=2x+2 |
C: y=2x+1 |
D: y=2x |
一次做对,真牛!
+5奖励规则>
- 提示1:IOW5s+enu+aXtmvnmoTlgLzkuI3lj5jvvIzlj6rmnIli5Y+R55Sf5Y+Y5YyWLg==
- 答案:Qw==
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本课配套习题挑战模式2/5
单选题
难度系数:
2.将直线y=3x+15沿x轴向左平移2个单位,所得直线对应的函数关系式为( )
A: y=x+15 |
B: y=3x+9 |
C: y=3x+13 |
D: y=3x+21 |
一次做对,真牛!
+5奖励规则>
- 提示1:IOagueaNruW3puWPs+W5s+enu+eahOeJueeCue+8muKAnOW3puWKoOWPs+WHj+KAneWPr+W+l+WHuuW5s+enu+WQjueahOWHveaVsOino+aekOW8j++8jOWMlueugOWNs+WPr+W+l+WHuuetlOahiC4=
- 答案:RA==
6Kej77ya55Sx5bem5Yqg5Y+z5YeP55qE5rOV5YiZ5Y+v5b6X77ya55u057q/eT0zeCsxNeayv3jovbTlkJHlt6blubPnp7sy5Liq5Y2V5L2N77yMPGJyPuaJgOW+l+ebtOe6v+WvueW6lOeahOWHveaVsOWFs+ezu+W8j+S4uu+8mnk9M++8iHgrMu+8iSsxNT0zeCsyMS4gPGJyPuaVhemAiUQuIA==
本课配套习题挑战模式3/5
单选题
难度系数:
3.把直线y=-x+3沿y轴向下平移2个单位所得函数的解析式为( )
A: y=-3x+3 |
B: y=-x+5 |
C: y=-x+1 |
D: y=x+1 |
一次做对,真牛!
+5奖励规则>
- 提示1:IOehruWumuebtOe6v3k9LXgrM+S4iuS4gOeCue+8iDDvvIwz77yJ77yM5ZCR5LiL5bmz56e7MuS4quWNleS9jeWQjuS4uueCue+8iDDvvIwx77yJ77yM55u057q/5bmz56e75pe277yM5LiN5pS55Y+Y5LiA5qyh6aG557O75pWw77yM6K6+5bmz56e75ZCO55u057q/6Kej5p6Q5byP5Li6eT0teCti77yM5bCG54K577yIMO+8jDHvvInku6PlhaXmsYJi5Y2z5Y+vLg==
- 答案:Qw==
6Kej77ya5Zyo55u057q/eT0teCsz5LiK5Y+W5LiA54K577yIMO+8jDPvvInvvIzlkJHkuIvlubPnp7sy5Liq5Y2V5L2N5ZCO5Li654K577yIMO+8jDHvvInvvIw8YnI+6K6+5bmz56e75ZCO55u057q/6Kej5p6Q5byP5Li6eT0teCti77yMPGJyPuWwhueCue+8iDDvvIwx77yJ5Luj5YWl77yM5b6XYj0xLiA8YnI+4oi05b6X5Yiw55qE5Ye95pWw6Kej5p6Q5byP5Li6eT0teCsxLiA8YnI+5pWF6YCJQy4g
本课配套习题挑战模式4/5
单选题
难度系数:
4.函数y=-2x的图象,经过( )平移得到函数y=-2(x-)的图象.
A: 向上平移 |
B: 向下平移 |
C: 向上平移 |
D: 向下平移 |
一次做对,真牛!
+5奖励规则>
- 提示1:IOWIpOaWreWHveaVsHk9LTLvvIh4LTxpbWcgd2lkdGg9NSBoZWlnaHQ9NDIgc3JjPSJodHRwczovL3AxLnFpbmdndW8uY29tL0cxL00wMC85RS83My9yQkFDRTFPVlhaaXdwUFlMQUFBQk1IdVpDNUk1MjUucG5nIj7vvInnmoTlm77osaHnu4/ov4fmgI7moLfnmoTlj5jmjaLlvpfliLB5PS0yeC4=
- 答案:Qw==
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
本课配套习题挑战模式5/5
单选题
难度系数:
5.若将一次函数y=x-5的图象平移,使图象上点的坐标由(1,-4)变为(2,-2),则平移后的图象的解析式为( )
A: y=(x+1)-3 |
B: y=(x-1)-3 |
C: y=(x-1)+3 |
D: y=(x+1)+3 |
一次做对,真牛!
+5奖励规则>
- 提示1:IOeUseWdkOagh+eUse+8iDHvvIwtNO+8ieWPmOS4uu+8iDLvvIwtMu+8ie+8jOWPr+efpeWHveaVsOWbvuixoeWQkeWPs+W5s+enuzHlkJHkuIrlubPnp7sy77yM6L+b6ICM5b6X5Yiw562U5qGILg==
- 答案:Qg==
6Kej77ya55Sx5Z2Q5qCH55Sx77yIMe+8jC0077yJ5Y+Y5Li677yIMu+8jC0y77yJ77yM5Y+v55+l5Ye95pWw5Zu+6LGh5ZCR5Y+z5bmz56e7MeWQkeS4iuW5s+enuzLvvIw8YnI+55Sx5LiA5qyh5Ye95pWw5Zu+6LGh5bem5Y+z5bmz56e76KeE5b6L5bem5Yqg5Y+z5YeP5b6XeT3vvIh4LTHvvIktNe+8jDxicj7nlLHkuIDmrKHlh73mlbDlm77osaHkuIrkuIvlubPnp7vop4TlvovkuIrliqDkuIvlh4/lvpd5Pe+8iHgtMe+8iS01KzLvvIw8YnI+5YiZ5bmz56e75ZCO55qE5Zu+6LGh55qE6Kej5p6Q5byP5Li6eT3vvIh4LTHvvIktMy4gPGJyPuaVhemAiUI=