HW 2
QI I
a) flx )
'
=
×
HEH
b) f- lx)
=
Fx 2- 14×+8
5¥74
c) flx )
3.x
z
-
2
¥É
d) thx)
i
-
3×+4
É÷
e) flxl
=
¥
F-
+
-
#:¥
f) th)
=
7¥ →¥ ¥
+
←
¥É
.
Amp
HWI
7
=
mid
~
-
-
MKAY
47
a) flat Fas [ Ex ]
*
2
=
220
K
b) FED
=
E-
cos
[Yx ]
+
%
3¥
=
mid
E
-
7¥
=
mid
f-
=
Aop =L
period
↳
-
fajitas [it ] +9
×
=
¥
=
amp
I
f
=
2
mint
24
period
f- G) 16
=
=
mid
9
-
3¥
24 =
K -15
-
d) 1-1×1--3 sink) + 4
7
max =
up
=3
period
f- lol
:
4
i
mid
=
Zit
K
-
-
21T
7-3=9
=
l
3¥
HWI
Max
QB)
1- (f)
69
min
46s ( 15×1+-65
=
'
period
.
KFK
.
.
-
.
mid
mid
amp
•
9pm
Domain
Range
9pm
9am
:
i
C- ✗ a)
,
[ 61,69 ]
24
24 =
-
61
61
=
=
6s
69
-
15
=6a+
=
=
65
4