Question

Which of these are twin primes? (a. 15 , 17 (b. 29 , 31 c. 41 , 43 (d. 19 , 21 (e. 59 , 61 (3).

Answer 1

Answer:

b, c and e

Step-by-step explanation:

all numbers in the selected brackets are prime numbers and they each have a difference of 2!

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Answer 2

Step-by-step explanation:

, b ,c , e are the twin prime of the number ,