Question

[3]
Question 1
(a) Express each of the following sets in the form as required.
The set of integers between -3 and 3 (Roster form)
19:3456
} (Set builder form)
C = (x:x is a letter of the word LOLLIPOP)
1 1 1 1 1
A.
25
[3]
(b) IF A = { x:x=n?,n<5), then find A when universal set is the set of
i. Natural Number
Whole Number
Integer
[4]
(c) Write the following sets in roster form.
1. P = { x:x=n- +2, n € N and n <5}
ii. Q = {x/x = 1, n E N and n<3)
n+1
Question 2
(3)
[3]
(a) Write the successor and predecessor of the following integers.
i. -35
11. -112
0
(b) Arrange the following in ascending and depending order.
i. 32, -26, 0, -15, 24, 15, 72
ii. -8, -12, 25, 22, 39, -52, 24.-25
UL. 212, -112, 75, -105,-267, 122,217
(c) Evaluate
i. 1-20 +-22
ii. 143-59|-|-4-21
[41
1 lage
ICSE BOARD​

Answer 1

Answer:

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