SAT数学-观察-图像 Example 61

发布于 2015-08-21  64 次阅读


Question 1

The graph above is a parabola. For points (x, y) on the graph, the maximum value of y is attained at what value of x ?
A
-1
B
0
C
2
D
4
E
5
Question 1 Explanation: 
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