P（X）=ax²+bx+c，a≠0，P(-1)=0，P(3)=0. Is P(5)>0？
Condition 1: P(0)=3
Condition 2: P(-4)-P(-3)<0
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AStatement (1) ALONE is sufficient, but statement (2) alone is not sufficient.
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BStatement (2) ALONE is sufficient, but statement (1) alone is not sufficient.
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CBoth statements TOGETHER are sufficient, but NEITHER one ALONE is sufficient.
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DEACH statement ALONE is sufficient.
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EStatements (1) and (2) TOGETHER are NOT sufficient.
显示答案
正确答案: D