A and B are two positive integers such that the least prime factor of A is 3 and the least prime factor of B is 5 . Then , find the least prime factor of ( A+ B ) .
Answers
Answered by
3
Answer:
8
Step-by-step explanation:
let the no. be 1
3x1 + 5x1 = 8
let the no. be 2
3x2 + 5x2 = 6 + 10 =16
let the no. be 3
3x3 + 5x3 = 9 + 15 = 24
let the no. be n
3xn + 5xn = n(3+5) =8n
hence proved
Similar questions