Question

Write the sets in roster form and description form: (ii) {y:y = 2x - 1, x € W and x < 5}. .............All the best.............

Answer 1

Step-by-step explanation:

Practice the worksheet on sets in roster form to write a set using the roster or tabular method.  We know, to express the set in roster form the elements of a set are listed within the curly brackets and are separated by commas.

Now, let's practice the questions given in the worksheet on sets in Roster form.

1. Write each of the following sets in the Roster form:

(i) The set of first seven natural numbers.

(ii) The set of whole numbers less than 5.

(iii) The set of five numbers each of which is divisible by 3.

(iv) The set of whole numbers less than 20 and divisible by 3.

(v) The set of integers greater than -2 and less than 4.   

(vi) The set of integers between -4 and 4.

Answer 2

Answer:

{-1,1,3,5,7}

Step-by-step explanation:

IF X=0THEN Y=-1

IF X=1 THEN Y=1

X=2 THEN Y=3

X=3THEN Y= 5

X=4 THEN Y= 7

SO ROASTER FORM ={1,3,5,7}