lim |
k→0 |
f(x0-k)-f(x0) |
2k |
A.-1 | B.-2 | C.1 | D.
|
lim |
-k→0 |
f[x0+(-k)]-f(x0) |
-k |
lim |
k→0 |
f(x0-k)-f(x0) |
2k |
A.2x-y-1=0 | B.2x-y-3=0 | C.2x-y+1=0 | D.2x-y+3=0 |
A.-2 | B.-1 | C.1 | D.2 |
1 |
2 |
A.x+yln2-ln2=0 | B.xln2+y-1=0 |
C.x-y+1=0 | D.x+y-1=0 |
A.x-3y+1=0 | B.3x+y+5=0 | C.3x-y-1=0 | D.3x+y-1=0 |
lim |
n→∞ |
(1+
| ||
(1+
|
A.0 | B.1 | C.
| D.
|
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