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Class 11
Maths :-NCERT Solutions - Relations And Functions.

Page No 36:
Question 7:

Write the relation R = {(xx3): is a prime number less than 10} in roster form.


Answer:

R = {(xx3): is a prime number less than 10}

The prime numbers less than 10 are 2, 3, 5, and 7.

∴R = {(2, 8), (3, 27), (5, 125), (7, 343)}


NCERT Maths Class 11

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