AjProblem-SolvingjApproachjtojMathematicsjforjElementaryjSchooljTeachers
byjRickjBillstein,jShlomojLibeskind,jJohnnyjLott
13thjEdition.
FULL TEST BANK!!!
j j
,Exam
Name
MULTIPLEjCHOICE.jChoosejthejonejalternativejthatjbestjcompletesjthejstatementjorjanswersjthejquestion.jD
eterminejwhetherjthejfollowingjisjajstatement.jIfjitjis,jthenjalsojclassifyjthejstatementjasjtruejorjfalse.
1) Whyjdon'tj youj comej here? 1)
A) Truejstatement B)jNotjajstatement
C)jFalsejstatementjAnswer:j B
2) Thisjroomj isjbig. 2)
A) Falsej statement B)jTruejstatement
C)jNotjajstatementjAnswer:j C
3) 5j-j1j=j4 3)j
A) Truejstatement B)jNotjajstatement
C)jFalsejstatementjAnswer:j A
4) 7xj +j yj =j3 4)j
A) Falsejstatement B)jNotjajstatement
C)jTruejstatementjAnswer:j B
5) Canjyouj bringj thej book? 5)
A) Falsej statement B)jTruejstatement
C)jNotjajstatementjAnswer:j C
6) xj+j yj =j xj-j y,j wherej yj =j 0 6)j
A) Notjajstatement B)jTruejstatement
C)jFalsejstatementjAnswer:j B
7) 12j=j 3y 7)j
A) Falsejstatement B)jTruejstatement
C)jNotjajstatementjAnswer:j C
8) 2.4j =j 5.2 8)j
A) Notjajstatement B)jFalsejstatement
C)jTruejstatementjAnswer:j B
9) Thej statej ofj Californiaj isjinj Northj America. 9)
A) Notjajstatement B)jTruejstatement
C)jFalsejstatementjAnswer:j B
10) Brazilj isj inj Asia. 10)
A) Truejstatement B)jNotjajstatement
C)jFalsejstatementjAnswer:j C
1
,Usejajquantifierjtoj makejthejfollowingj truejorjfalse,jasjindicated,jwherejxjisjajnaturalj number.
11) xj+j xj=j 6j (makej true) 11)j
A) Therej isjnoj naturalj numberjxjsuchj thatj xj+j xj=j 6.
B) Therejexistsjaj naturalj numberj xj suchj thatj xj +j xj =j6.
C) Forjeveryj naturaljnumberj x,jxj +j xj =j 6.
D) Forjalljnaturaljnumbersjx,jxj+jxj=j6.jA
nswer:j B
12) x3j=j 8j (makej true) 12)j
A) Nojnaturalj numberj xj existsjsuchj thatj x3j =j 8.
B) Everyjnaturalj numberj xj satisfiesj x3j =j 8.
C) Threejnaturalj numbersjxj existj suchjthatjx3j =j 8.
D) Therejexistsjajnaturaljnumberjxjsuchjthatjx3j=j8.jA
nswer:jD
13) 2xj+j 1j =j 5j-j xj (makej true) 13)j
A) Onlyjtwojnaturalj numbersj xjexistj suchj thatj 2xj +j 1j=j 5j-j x.
B) Noj naturalj numberj xjexistsj suchj thatj 2xj +j 1j=j 5j -j x.
C) Forj everyj naturalj numberjx,j2xj+j 1j =j 5j-j x.
D) Therejexistsjajnaturaljnumberjxjsuchjthatj2xj+j1j=j5j-
jx.jAnswer:j D
14) 12xj =j 5xj +j 7xj (makej false) 14)j
A) Morej thanj onejnaturalj numberj xj existsjsuchj thatj 12xj =j5xj +j 7x.
B) Forjeveryj naturalj numberjx,j12xj =j 5xj +j 7x.
C) Therejexistsjaj naturalj numberj xjsuchj thatj 12xj =j 5xj +j 7x.
D) Therejisjnojnaturaljnumberjxjsuchjthatj12xj=j5xj+j7x.jA
nswer:j D
15) xj-j 13j=j13j-j xj (makejfalse) 15)j
A) Therej existsj aj naturalj numberj xj suchj thatj xj -j 13j=j 13j-j x.
B) Atjleastj onej naturalj numberj xj existsj suchj thatj xj -j 13j=j 13j-j x.
C) Therejisj noj naturalj numberj xjsuchj thatj xj -j 13j=j 13j-j x.
D) Forjxj =j 13,j xj-j 13j=j 13j-j x.
Answer:jC
16) 4xj =j 7xj (makej false) 16)j
A) Noj naturalj numberj xj satisfiesj4xj =j 7x.
B) Therejisjnoj naturalj numberj xjsuchj thatj 4xj =j 7x.
C) Forjeveryjnaturaljnumberjx,j4xj=j7x.j
Answer:j C
Writejthejstatementjindicated.
17) Writejthejnegationjofjthejfollowing:j 17)j
Thejtestjisjdifficult.
A) Thejtestj isjnotj easy. B)j Thejtestjisjveryjdifficult.
C)jThejtestjisjnotjdifficult.
D)jThejtestjisjnotjveryjeasy.j
Answer:j C
2
, 18) Writejthejnegationjofjthejfollowing:j 18)j
8j+j2j=j10
A) 8j+j 2j=j 12 B)j Thejsumjofj8jandj2jisjten.
C)j 8j +j 2j×j10 D)j 8j +j 2j=j 2j+j 8
Answer:jC
SHORTjANSWER.jWritejthejwordjorjphrasejthatjbestjcompletesjeachjstatementjorjanswersjthejquestion.jP
rovidejanjappropriatejresponse.
19) Negatejthejfollowing:jThejstorejisjsometimesjopenjonjSunday.
19)
jAnswer:j ThejstorejisjneverjopenjonjSunday.
MULTIPLEjCHOICE.j Choosejthej onejalternativejthatjbestjcompletesjthejstatementj orjanswersjthejquestion.
Constructjajtruthjtablejforjthejstatement.
20) ~pjA~s 20)j
A) pjsj (~pjA~s) B)j pj sj (~pjA~s)
T T F T T F
T F F T F T
F T F F T T
F F F F F T
C)j pj sj (~pjA~s) D)j pj sj (~pjA~s)
T T T T T F
T F F T F F
F T F F T F
F F T F F T
Answer:jD
21)j sjV~(rj Ap) 21) j
A)j s r p sjV~(rj Ap) B)j s r p sjV~(rj Ap)
T T T T T T T T
T T F T T T F T
T F T T T F T T
T F F T T F F T
F T T F F T T F
F T F T F T F T
F F T T F F T T
F F F T F F F F
Answer:jA
22) (pj A~q)j At 22)j
A) p q t (pj A~q)j At B)j p q t (pj A~q)j At
T T T F T T T F
T T F F T T F F
T F T T T F T F
T F F F T F F F
F T T F F T T F
F T F F F T F T
F F T F F F T T
F F F F F F F T
Answer:jA
3