A. | B. | C. | D. |
A.y=2x | B.y=x2﹣1 | C.y= | D.y= |
A.y=x﹣2 | B.y=x﹣1 | C.y=x2 | D. |
A.(﹣1,1) |
B.(0,1) |
C.(﹣1,0)∪(0,1) |
D.(﹣∞,﹣1)∪(1,+∞) |
A.最大值 | B.最小值 | C.最大值1 | D.最小值1 |
A.f(﹣25)<f(11)<f(80) |
B.f(80)<f(11)<f(﹣25) |
C.f(11)<f(80)<f(﹣25) |
D.f(﹣25)<f(80)<f(11) |
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