Question

4. Write the following sets in tabular form and also in set builder form:
(i) The set of even whole numbers which lie between 10 and 50
(ii) {months of year having more than 30 days)
(iii) The set of single digit whole numbers which are perfect square
(iv) The set of factors of 36.​

Answer 1

Answer:

(i) tabular {12,14,16,18,20,22,24,26,28,30,32,34,36,38,40,42,44,46,48}

set builder {x: x is an even number between 10 and 50; x belongs to N}

(ii) tabular {January, march, may, july, August, October, December}

set builder {x: x is a month having more than 30 days}

(iii) tabular {1, 4, 9}

set builder {x: x is a single digit whole number which is a perfect square}

(iv) tabular {1,2,3,4,6,9,12,18,36}

set builder {x:x is one of the factors of 36; x belongs to N}

Answer 2

Answer:

i) Tabular - { 12, 14, 16, 18, 20, 22, 24, 26, 28, 30, 32, 34, 36, 38, 40, 42, 44, 46, 48 } ;

Set Builder - { x : x = 2n , 5 < n < 25 }

ii) Tabular - { January, March, May, July, August, October, December } ;

Set Builder - { x : x is a month of a year having more than 30 days }

iii) Tabular - { 0, 1, 4, 9 } ;

Set Builder - { x : x is a perfect square one digit number }

iv) Tabular - { 1, 2, 3, 4, 6, 9, 12, 18, 36 } ;

Set Builder - { x : x is a factor of 36 }

hope its help you