Quiz #1(1.1 & 1.3)
Ckisslb:
Math 1210
-
Name:
008 Fall 2012
Score
Instructor: Katrina Johnson
all of your work as partial credit will be
may be NO credit given for problems without
Instructions: Complete each problem. Show
given where appropriate, and there
supporting work.
stated. You may
All answers should be
NOT use a calculator.
(10 pts) 1. Find the limit:
cv
urn
x-1
completely simplified, unless otherwise
-5x-6
2
x
x+1
2
/ /‘
1
—
J(v
CV)
urn
—5x-6
2
x
(10 pts) 2. Find the limit: 111T1
c’)_
=
x+1
x-l
x—16
,J—
—
=
Sc’
urn
x16
x—16
4
—
=
j
(10 pts) 3. As x —6, what does
approach? Use the main limit theorem.
— -—
,
—1
(2c) + i
*
-3)
=
(10 pts) 4. a) brow a figure of a function such that Iimf(x)=Oand f(4)=—2.
4
Coyi
o
cr
b) brow a figure of a function such that limg(x)
=
—1, g(—2)
=
—I, but urn g(x)
does not exist?
c) brow a figure of a function such that limh(x)
i$
c%r
o
d) True or False. llrn[sin()] does not exist.
=
3 and f(—1)
=
3.