TEST BANK for Calculus 9th
Edition
by Varberg, Purcell, Rigdon, Verified
Chapters,
, Preliminaries
The su m of a rational M iriiber and an irrational number rriuxt be
Answer: irrational
Dill.ealty: 2 Section: 1
;2. Give an example of irrational numbers ubose product is irrational and an exaiii pte
whose
prod.uct is zatiooaJ.
Answer: VweS. For tbe hist queBEion, y 2 md work, -rt for the •-a n d question
end nork.
Diiticulry: 2 Sec$iozi: 1
3. P ind a rst ionai number b e e n —
slid ; .
4 o
Difficulty: I Section
Arisz-er: Varies. 2
The average is .
4.
64
55
”
5. Find the best decimal appyaKiED8t\OD tO $4 3 " *
Answer: Depends on calculator. Abnut —0
013<899 Difficulty: 3 Section 2
Ans*er: ( —5. m).
D iffleulty: l Sectio n- 3
7. Find the solution set for the iiiequaiity 3z — I I < l5z — 22.
Answer:
Difficulty: I t'on. 3
Instructor’s Resource Manual Chapter 1 Exam Q uestinris 841
,8. Find ‹he solution set for the inesu.City zx — i0 > Hz +
3.
Difficulty: 1 Section: 3
g. Find the soltitioit set for tin ineqoe!i$y *' - 8*‘ -!- 2 *
0.
Answer- (—c•c, 4) NJ (S. co) .
Difftcuty: 2 Section: 3
jD. Find the solution set for the inequality (;f - 1)’ > 16.
Answer: (- , -S] U (5, oc) .
gifficuIty• 2 Section: 3
f i n d t)je solution set for the inequality -+y- —
2 0.
A u'• r: ( -2, 1) .
Difficulty: 2 Se¢tio¢i: 3.
12. Find the soluLioa eet for the inequality —¥ —
8 € 8 Answer: ( -3 , 4) .
D fltcu\ty: 2 Sectiott: 3
y 3. Find the solut¡oo aet for it « in «aJity (z - 6) (x — 9) * —2.
A»swer• (— a, 3] U |4, w)
. Difficulty: 2 Section.” 1
4. f'ind the solution set for the inequalityg S
2
Answer: (-c c , 4) LJ |9, co)
. DiRcHlty: 2 Section: 3
Fi id t\ e solutioo set for
tbe inequalityz — 6
< 0.
- 1 . 6) . set for the inequality *-4 _<0
18. AHswer:
Fi id ti e(solution
.
Difficulty: 2 Semion: 3
Answer: (—S, 4] .
Difficulty: 2 Section: 3
842 Chapter l Exam Questlons Instructor's Resource Manual
, Ans ’cr: (—cc, — I) ,
U as)
DifhriJ ;• Sectio i:
2 8
l8. Find the solut ion set for t he 2 S 1.
niequyality
Difficulty:!0,2) . Section! 3
.Xnsuer.
2
1 g. Find the sums.on set for like
inequality
Difficulty: 2 Section: 3
20. Fnid tlie solution it for the inequality |3z + 1{
7.
2I . F tnd tne solution set for the inequality }1(lz c+ l7}
45
Answer: - , .
22. Find the solution act for tlie iiiequelity l8x + lfi| < 8.
23. Field tbe solution set for the neqnahE§* |A -+4- T7| 7.
U›Rcc!ly: 2 Section: J
24. Descri be the internal |-.5, 5| by nieu›s of st iriequBtity \nvoTvicig absolute veJucs.
A week: {*| 1 ñ.
Di@r•ulty: I Sectinrt: 4
Instructor's Resource ManuJl
Edition
by Varberg, Purcell, Rigdon, Verified
Chapters,
, Preliminaries
The su m of a rational M iriiber and an irrational number rriuxt be
Answer: irrational
Dill.ealty: 2 Section: 1
;2. Give an example of irrational numbers ubose product is irrational and an exaiii pte
whose
prod.uct is zatiooaJ.
Answer: VweS. For tbe hist queBEion, y 2 md work, -rt for the •-a n d question
end nork.
Diiticulry: 2 Sec$iozi: 1
3. P ind a rst ionai number b e e n —
slid ; .
4 o
Difficulty: I Section
Arisz-er: Varies. 2
The average is .
4.
64
55
”
5. Find the best decimal appyaKiED8t\OD tO $4 3 " *
Answer: Depends on calculator. Abnut —0
013<899 Difficulty: 3 Section 2
Ans*er: ( —5. m).
D iffleulty: l Sectio n- 3
7. Find the solution set for the iiiequaiity 3z — I I < l5z — 22.
Answer:
Difficulty: I t'on. 3
Instructor’s Resource Manual Chapter 1 Exam Q uestinris 841
,8. Find ‹he solution set for the inesu.City zx — i0 > Hz +
3.
Difficulty: 1 Section: 3
g. Find the soltitioit set for tin ineqoe!i$y *' - 8*‘ -!- 2 *
0.
Answer- (—c•c, 4) NJ (S. co) .
Difftcuty: 2 Section: 3
jD. Find the solution set for the inequality (;f - 1)’ > 16.
Answer: (- , -S] U (5, oc) .
gifficuIty• 2 Section: 3
f i n d t)je solution set for the inequality -+y- —
2 0.
A u'• r: ( -2, 1) .
Difficulty: 2 Se¢tio¢i: 3.
12. Find the soluLioa eet for the inequality —¥ —
8 € 8 Answer: ( -3 , 4) .
D fltcu\ty: 2 Sectiott: 3
y 3. Find the solut¡oo aet for it « in «aJity (z - 6) (x — 9) * —2.
A»swer• (— a, 3] U |4, w)
. Difficulty: 2 Section.” 1
4. f'ind the solution set for the inequalityg S
2
Answer: (-c c , 4) LJ |9, co)
. DiRcHlty: 2 Section: 3
Fi id t\ e solutioo set for
tbe inequalityz — 6
< 0.
- 1 . 6) . set for the inequality *-4 _<0
18. AHswer:
Fi id ti e(solution
.
Difficulty: 2 Semion: 3
Answer: (—S, 4] .
Difficulty: 2 Section: 3
842 Chapter l Exam Questlons Instructor's Resource Manual
, Ans ’cr: (—cc, — I) ,
U as)
DifhriJ ;• Sectio i:
2 8
l8. Find the solut ion set for t he 2 S 1.
niequyality
Difficulty:!0,2) . Section! 3
.Xnsuer.
2
1 g. Find the sums.on set for like
inequality
Difficulty: 2 Section: 3
20. Fnid tlie solution it for the inequality |3z + 1{
7.
2I . F tnd tne solution set for the inequality }1(lz c+ l7}
45
Answer: - , .
22. Find the solution act for tlie iiiequelity l8x + lfi| < 8.
23. Field tbe solution set for the neqnahE§* |A -+4- T7| 7.
U›Rcc!ly: 2 Section: J
24. Descri be the internal |-.5, 5| by nieu›s of st iriequBtity \nvoTvicig absolute veJucs.
A week: {*| 1 ñ.
Di@r•ulty: I Sectinrt: 4
Instructor's Resource ManuJl
