$$ hw \neq 0$$,f(x)=-$$x^{2}$$+1,is $$\frac{f(w+h)-f(h)}{h}$$ > $$\frac{f(w+h)+f(h)}{h}$$？
1：0 < h < 1
2：w < 0
-
AStatement (1) ALONE is sufficient, but statement (2) alone is not sufficient.
-
BStatement (2) ALONE is sufficient, but statement (1) alone is not sufficient.
-
CBoth statements TOGETHER are sufficient, but NEITHER one ALONE is sufficient.
-
DEACH statement ALONE is sufficient.
-
EStatements (1) and (2) TOGETHER are NOT sufficient.
显示答案
正确答案: A