Express the following as the sum of two odd primes.

(a) 36
(b) 42
(c) 84
(d) 98

Given : 

The given numbers are 36 , 42 , 84 , 98

To do :

We have to express the given numbers as the sum of two odd primes.

Solution :

First few odd prime numbers are 3, 5, 7, 9, 11, 13, 17, 19, 23, 29, 31, 37, 41, 43, 47, 53, 59, 61, 67, 71, 73, 79, 83, 89, 97.

(a) 36

$36=17+19$

36 expressed as the sum of two odd prime numbers is $17+19=36.$

(b) 42

$42=19+23$

42 expressed as the sum of two odd prime numbers is $19+23=42.$

(c) 84

$84=41+43$

84 expressed as the sum of two odd prime numbers is $41+43=84.$

(d) 98

$98=19+79$

98 expressed as the sum of two odd prime numbers is $19+79=98.$ 

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Updated on: 10-Oct-2022

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