中学生网络课堂本课配套习题挑战模式1/5
单选题
难度系数：
1.
顶点在原点，焦点是(0，5)的抛物线方程是( )
| A: x2=20y |
| B: y2=20 |
| C: y2= |
| D: x2= |
一次做对，真牛！
+5奖励规则>
- 提示1：PHA+55u05o6l5rOVPC9wPg==
- 提示2：PHA+5rOo5oSP5LiN6KaB5re35reG5pa556iL5b2i5byPPGJyPjwvcD4=
- 答案：QQ==
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
本课配套习题挑战模式2/5
单选题
难度系数：
2.
已知抛物线的顶点在原点，对称轴为x轴，焦点在双曲线
－
＝1上，则抛物线方程为（ ）
| A: y2＝8x |
| B: y2＝4x |
| C: y2＝2x |
| D: y2＝±8x |
一次做对，真牛！
+5奖励规则>
- 提示1：PHA+5oqb54mp57q/55qE54Sm54K55Li65Y+M5puy57q/55qE6aG254K5PC9wPg==
- 提示2：PHA+5YiG5Lik56eN5oOF5Ya1PC9wPg==
- 答案：RA==
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
本课配套习题挑战模式3/5
单选题
难度系数：
3.
直线
过抛物线y2=2px（p＞0）的焦点，且与抛物线交于A、B两点，若线段AB的长是8，AB的中点到y轴的距离是2，则此抛物线方程是（ ）
| A: y2=12x |
| B: y2=8x |
| C: y2=6x |
| D: y2=4x |
一次做对，真牛！
+5奖励规则>
- 提示1：PHA+5oqb54mp57q/5LiK55qE54K55Yiw54Sm54K555qE6Led56a7562J5LqO5Yiw5YeG57q/55qE6Led56a7PC9wPg==
- 提示2：PHA+5Lit5L2N57q/PC9wPg==
- 答案：Qg==
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
本课配套习题挑战模式4/5
单选题
难度系数：
4.
动点M在抛物线2x2=y-1移动，则点A(0，-1)与点M的连线中点的轨迹方程为( )
| A: y=3x2 |
| B: y=8x2-1 |
| C: y=4x2 |
| D: y=4x2+1 |
一次做对，真牛！
+5奖励规则>
- 提示1：PHA+6K6+5Ye65Lit54K55Z2Q5qCH77yM6KGo56S65Ye654K5PGltZyBzcmM9Imh0dHBzOi8vcDIucWluZ2d1by5jb20vRzEvTTAwLzQ3LzE3L3JCQUNKbFRaV1dtal9QVjFBQUFCTzhFQTlUZzY4Ny5wbmciIGRhdGEtY2tlLXNhdmVkLXNyYz0iaHR0cHM6Ly9wMi5xaW5nZ3VvLmNvbS9HMS9NMDAvNDcvMTcvckJBQ0psVFpXV21qX1BWMUFBQUJPOEVBOVRnNjg3LnBuZyIgaGVpZ2h0PSIyMSIgd2lkdGg9IjEyIj7nmoTlnZDmoIc8L3A+
- 提示2：PHA+5oqK54K5PGltZyBzcmM9Imh0dHBzOi8vcDIucWluZ2d1by5jb20vRzEvTTAwLzQ3LzE3L3JCQUNKbFRaV1dtal9QVjFBQUFCTzhFQTlUZzY4Ny5wbmciIGRhdGEtY2tlLXNhdmVkLXNyYz0iaHR0cHM6Ly9wMi5xaW5nZ3VvLmNvbS9HMS9NMDAvNDcvMTcvckJBQ0psVFpXV21qX1BWMUFBQUJPOEVBOVRnNjg3LnBuZyIgaGVpZ2h0PSIyMSIgd2lkdGg9IjEyIj7nmoTlnZDmoIfku6PlhaXmipvniannur/mlrnnqIvljbPlvpc8L3A+
- 答案：Qw==
PHA+6Kej77ya6K6+QU3kuK3ngrnkuLrvvIh477yMee+8ie+8jOWImVDvvIgyeO+8jDJ5KzHvvInlnKjmipvniannur8yeDxzdXA+Mjwvc3VwPj15LTHkuIrvvIw8YnI+5Y2zMu+8iDJ477yJPHN1cD4yPC9zdXA+Pe+8iDJ5KzHvvIktMe+8jDxicj7iiLR5PTR4PHN1cD4yPC9zdXA+77yOPGJyPuaVhemAiUPvvI48YnI+PC9wPg==
本课配套习题挑战模式5/5
单选题
难度系数：
5.
设斜率为2的直线
过抛物线y2=ax(a≠0)的焦点F，且和y轴交于点A，若
( O为坐标原点)的面积为4，则抛物线方程为( )
| A: y2=±4 |
| B: y2=4 |
| C: y2=±8 |
| D: y2=8 |
一次做对，真牛！
+5奖励规则>
- 提示1：PHA+6K6+5Ye655u057q/PGltZyBzcmM9Imh0dHBzOi8vcDEucWluZ2d1by5jb20vRzEvTTAwL0I4LzVCL3JCQUNGRlRaV1hHUWU5YkhBQUFCRkFSRWlNWTEwOC5wbmciIGRhdGEtY2tlLXNhdmVkLXNyYz0iaHR0cHM6Ly9wMS5xaW5nZ3VvLmNvbS9HMS9NMDAvQjgvNUIvckJBQ0ZGVFpXWEdRZTliSEFBQUJGQVJFaU1ZMTA4LnBuZyIgaGVpZ2h0PSIyMSIgd2lkdGg9IjUiPueahOeCueaWnOW8j+aWueeoizxicj48L3A+
- 提示2：PHA+6KGo56S6PGltZyBzcmM9Imh0dHBzOi8vcDEucWluZ2d1by5jb20vRzEvTTAwLzQ3LzE3L3JCQUNKbFRaV1hIQjhKRHNBQUFCblZXZWl6Zzc4MS5wbmciIGRhdGEtY2tlLXNhdmVkLXNyYz0iaHR0cHM6Ly9wMS5xaW5nZ3VvLmNvbS9HMS9NMDAvNDcvMTcvckJBQ0psVFpXWEhCOEpEc0FBQUJuVldlaXpnNzgxLnBuZyIgaGVpZ2h0PSIyMSIgd2lkdGg9IjQxIj7nmoTpnaLnp688YnI+PC9wPg==
- 提示3：PHA+6Kej5pa556iL5Y2z5b6XPC9wPg==
- 答案：Qw==
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
