2. Given that Z denotes the set of all integers and N the set of all natural numbers, indicate the elements of each of the following sets. a. X = {x € Nx 10 and x is divisible by 3} Y = {x € Z\ x is prime, x < %3D b. %3D 30 and x is divisible by 2} c. Z = {x € Z} x² = 4} 3. Let A = {1, 2, 3, 4} and B = {0,1}. Use the set-roster notation to write each of the following sets and indicate %3D the number of elements that are in each set. a. A x B b. B x A C. AX A For items 4 - 5. Give reasons for your answers. 4. Let B = {2, 4, 6, 8, 10} andC = (4,8, 10} and D = {x} x is even}. a. Is D B? b. Is C D? c. Is CS B? d. is B a proper subset of D? 5. a. Is ((-1)2, 12) = (1², (-1)²)? b. Is (V16,) = (4, 12)? c. Is (–2²,0) = (-V16,0)? %3D %3D %3D

Advanced Engineering Mathematics
10th Edition
ISBN:9780470458365
Author:Erwin Kreyszig
Publisher:Erwin Kreyszig
Chapter2: Second-order Linear Odes
Section: Chapter Questions
Problem 1RQ
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written will be marked wrong.
the space at the back of this paper.
er failure to follow ANY of the aforementioned rules.
Good Luck!
2. Given that Z denotes the set of all integers and N the
set of all natural numbers, indicate the elements of each
the
2 is
of the following sets.
a. X = {x € Nix < 10 and x is divisible by 3}
Y = {x € Zx is prime, x <
re is
b.
||
30 and x is divisible by 2}
c. Z = {x E Z} x? = 4}
3. Let A = {1,2, 3,4} and B = {0, 1}. Use the set-roster
notation to write each of the following sets and indicate
the number of elements that are in each set.
a. A x B
b. B x A
C. AX A
For items 4 -5. Give reasons for your answers.
4. Let B = {2, 4, 6, 8, 10} and C = (4,8, 10} and D =
{x} x is even}.
y as
a. Is D S B?
b. is C D?
c. Is C S B?
d. is B a proper subset of D?
chan
5. a. Is ((-1)², 1²) = (1², (-1)²)?
|3|
b. s(VI6)-(4. 금)?
-) = (4,
12
c. Is (-2², 0) = (-V16,0)?
equent expressions right.
2) 3 4 (108)1261]
3 4 21]
212 6
]12 6 1]
3 [4 4
3 O2]
3.
Transcribed Image Text:written will be marked wrong. the space at the back of this paper. er failure to follow ANY of the aforementioned rules. Good Luck! 2. Given that Z denotes the set of all integers and N the set of all natural numbers, indicate the elements of each the 2 is of the following sets. a. X = {x € Nix < 10 and x is divisible by 3} Y = {x € Zx is prime, x < re is b. || 30 and x is divisible by 2} c. Z = {x E Z} x? = 4} 3. Let A = {1,2, 3,4} and B = {0, 1}. Use the set-roster notation to write each of the following sets and indicate the number of elements that are in each set. a. A x B b. B x A C. AX A For items 4 -5. Give reasons for your answers. 4. Let B = {2, 4, 6, 8, 10} and C = (4,8, 10} and D = {x} x is even}. y as a. Is D S B? b. is C D? c. Is C S B? d. is B a proper subset of D? chan 5. a. Is ((-1)², 1²) = (1², (-1)²)? |3| b. s(VI6)-(4. 금)? -) = (4, 12 c. Is (-2², 0) = (-V16,0)? equent expressions right. 2) 3 4 (108)1261] 3 4 21] 212 6 ]12 6 1] 3 [4 4 3 O2] 3.
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