Microsoft Word - Quiz #3.doc
Math XXXXXXXXXXName:________________________
Quiz #3, Sections XXXXXXXXXX, Spring 2020
Answers with little or no justification will receive little or no credit. In other words,
show your work!
1.) Graph the given function by writing it in the standard form and
then using transformations on .
2.) Answer the following questions about this function:
a.) List the zeros and whether each zero crosses or touches the x-axis.
.) Show a sketch of the end behavior of the graph.
( )2( )f x a x h k= - +
2( )f x x= XXXXXXXXXX2f x x x= - +
XXXXXXXXXX)( -+--= xxxxf
3.) Use long division to find the quotient and the remainder.
4.) Answer the following questions for this function:
a.) List all possible rational zeros of f(x). (In other words, show the p/q list).
.) Use Descartes’ Rule of Signs to determine the possible number of positive and
negative real zeros for f(x).
c.) Find all zeros of f(x).
4
XXXXXXXXXX
+
++-
x
xxx
XXXXXXXXXX3f x x x x= - - +
Pane
-vena t
2 2
XXXXXXXXXX
-2) -2
fnu udth sfadahel fam
A-2
2
oz2o Aah loka dfsrs Mpaahos
R -2- Lo
Aa af 2 mcy
K-2
Date:
Page
(-2)
(2
poiy 2-
*
2
Dat
Page
66)- (3x-2)(r+s)-)
20
2
Loo
Dele 7
PEge
2 Tewcy te X anc
3
Dat
Fege
3 2 x+32
2 x +3x+12
22- I ++S9
+ 2/3 -6 3tI2
2
+Y +3+12
-I S6
S +238
- 224
XXXXXXXXXX
Date
Paga
a l2 -7x-Sx+3
*****
t-
V
(tlMaotahX
1 52t 3
Cae
Poc
Se3
(t1)( dt3
2 J
Date
Page
Poh R) x2-S
KasGfrinda
2 faalt w .2ha
++
Aipo ckange-
NrROM
-JI3
:6o 5 039 Y