新
If kk is a constant such that the equation f(x)=k has three real solutions, which of the following could be the value of k?
A . 2
B . 0
C . -2
D . -3
答案解析
Choice D is correct.
以下为新SAT OG Test04 数学 Section4 Q30真题，考察大家对于代数和函数相关知识的掌握，这类知识点是每次考察重点，也经常会出难题。考生把这部分知识融汇贯通，明确知识点之间的内在关系，是获得高分的保证。
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