a |
b |
b |
c |
a |
c |
a |
0 |
a |
b |
a |
c |
b |
c |
a |
b |
c |
a |
b |
c |
a |
b |
c |
a |
b |
a |
b |
a |
b |
a |
b |
a |
b |
a |
b |
x1 |
x2 |
y1 |
y2 |
a |
b |
b |
c |
b |
0 |
a |
c |
a |
0 |
a |
b |
a |
c |
b |
c |
a |
b |
c |
a |
b |
c |
a |
b |
c |
a |
b |
a |
b |
a |
b |
a |
b |
a |
b |
a |
b |
x2 |
4-t |
y2 |
t-1 |
5 |
2 |
A.①② | B.②③ | C.③④ | D.②④ |
ex-e-x |
2 |
ex+e-x |
2 |
A.f(7.8)<f(5.5)<f(-2) | B.f(5.5)<f(7.8)<f(-2) |
C.f(-2)<f(5.5)<f(7.8) | D.f(5.5)<f(-2)<f(7.8) |
A.1 | B.2 | C.3 | D.4 |
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