Question

) Find all the numbers having exactly one factor.
.) Find numbers between 1 and 100 having exactly three factors.
hat are composite numbers? Can a composite number be odd? If yes, wit
d composite number.
hat are twin primes? Write all the pairs of twin primes between 50 and
hat are co-primes? Give examples of five pairs of co-primes. Are
imes? If no, illustrate your answer by an example.
press each of the following numbers as the sum of two odd primes:
(i) 36
(ii) 42
(iii) 84
xpress each of the following odd numbers as the sum of three odd
(iv) S
(i) 31
(ii) 35
(iii) 49
(iv
xpress each of the following numbers as the sum of twin primes:​

Answer 1

Answer:

1.1,11, is right answer