SureDen
Question 1: How many 3-digit numbers can be formed from the digits 1, 2, 3, 4 and 5 assuming that
(i) repetition of the digits is allowed?
Question 1: How many words, with or without meaning, each of 2 vowels and 3 consonants can be formed from the letters of the word DAUGHTER?
1. Decide among the following sets, which sets are subset of one and another:
A { x : x ? R and x satisfy x2 – 8x + 12 = 0}
x2 – 8x + 12 = 0
x2 – 6x – 2
Class-VIII
Assignment-2
Assignment Class-5
Exercise- 1.6
1. If X and Y are two sets such that n(X) = 17, n(Y) = 23
CLASS XII
Time : 1 Hour
1. Make correct statements by filling in the symbols C or ₵ in the blank spaces :-
(i) {2, 3, 4} C
1. Which of the following are sets? Justify your answer.
(i) The collection of all the moments of a year beginning with the letter J.
1. Which of the following are examples of the null set:-
(i) Set of odd natural numbers divisible by 2.
Example of Null
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