Show that the sets C and B are equal, where
C={ x : x is a letter in the word 'ASSASSINATION'}
B={x : x is a letter in the word STATION}

Which of the following sets are equal? A={x : x is a letter in the word FOLLOW}, B={x : x is a letter in the word FLOW} and C={x : x is a letter in the word WOLF}

Are the following pair of sets equal ? Give reasons. A = { x : x is a letter in the word FOLLOW} B = { y : y is a letter in the word WOLF}

Find whether the given pair of sets are equal or not: X={ x:x is an alphabet of the word MARCH}, Y={ y:y is an alphabet of the word CHARM},

List all the elements of the following sets : D = {x : x is a letter in the word “LOYAL”}

Write the following sets in roster form (i) A={ x : x is a natural number greater than 50 but smaller than 100} B={x : x is an integer, x^(2)=4} (iii) D={x : x is a letter in the word "LOYAL"}

Write the following sets in set-builder form: set of letters in the word 'Statistics'

In how many ways can the letters of the word ASSASSINATION be arranged so that all the S's are together?

Write with reasons whether the following pair of sets are equal or not, C={x:x is a letter of a word SCOTLAND and D={S,C,O,T,L,A,N,D}

Match roster forms with the set builder form. (i) {p,r,I,n,c,a,l} (a) {x : x is a positive integer and is a divisor of 18} (ii) {0} (b) {x : x is an integer and x^(2)-9=0} (iii) {1,2,3,6,9,18} (c) {x : x is an integer and x+1=1} (iv) {3,-3} (d) {x : x is a letter of the word PRINCIPAL}

Match the roster form with set builder form. (i) {1,2,3,6} (a) {x : x is prime number and a divisior of 6} (ii) {2,3} (b) {x : x is an odd natural number smaller than 10} (iii) {m,a,t,h,e,I,c,s} (c) {x : x is a natural number and divisor of 6} (iv) {1,3,5,7,9} (d) {x : x is a letter of the word MATHEMATICS}