1.

Write the following sets in roster form:(i) A{x:x is an integer and −3<x<7}(ii) B={x:x is a natural number less than 6}(iii) C={x:x is a two-digit natural such that the sum of its digits is 8}(iv) D={x:x is a prime number which is divisor of 60}(v) E= The set of all letters in the word TRIGONOMETRY.(vi) F= The set of all letters in the word BETTER.

Answer» Write the following sets in roster form:

(i) A{x:x is an integer and 3<x<7}

(ii) B={x:x is a natural number less than 6}

(iii) C={x:x is a two-digit natural such that the sum of its digits is 8}

(iv) D={x:x is a prime number which is divisor of 60}

(v) E= The set of all letters in the word TRIGONOMETRY.

(vi) F= The set of all letters in the word BETTER.






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