A.y=(
| |||||
B.y=elnx与y=㏒aa x | |||||
C.y=sin(π-x)与y=cos(270°+x) | |||||
D.y=㏒a(x+1)+㏒a(x-1)与y=㏒a(x2-1) |
x |
3 | x3 |
A.(5,-1) | B.(-1,5) | C.(10,-2) | D.(-2,10) |
A.y=x-2 | B.y=
| C.y=|x-2| | D.y=(
|
A.7 | B.8 | C.9 | D.10 |
A.y=1与y=x0 | B.y=2lgx与y=lgx2 | ||
C.y=|x|与y=(
| D.y=x与y=lnex |
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