Question

cherry

求解：9、17、27,謝謝~

Ad-numbered problems begin on page ANS-8.
limbinht lim
or state that it does not
tolista
O
1
. 7. lim
8. li
10 t sect csc 4t
to
2 sint
lim
-4.1=4, 10.
170 t cost
31
sin26t
11. lim
lim
.36 12.
t->0 t2 to 36t²
sin(-41)
sintt
t
1 + sinx
m
+01 + COS X
-36
#
sin(x - 1)
13. lim
x=1 2x - 2
14.
tang
n
= 0 3x
is
sin(x-1)
2(x-1)
- IN
们

94
CHAPTER 2 Limit of a Function
COS X
15. lim
x->0 X
16.
doesn't
A母-03
lim
0-
exist
cos(3x –
17. lim
TT/2)
18.
lir
X-0
X
:
st 3 20.
74
7t
以
sin 3t
sint
19. lim
tim zt
20. li
2 -->0 sin 7t
Sinn
sint sind
o
21. lim
sin't sint 22.
Hot Vt t ť - E sint
12 – 5t sint
23. lim
24. .
t>O t2
t-
= 1.000

x+48
- 1
-
w
COSX
27. lim
x->0
X
x-0 cos²x - 1