Question

7
n+2 + 8
2n+1
is divisible by 57, whenever n is a positive integer

Answer 1

Answer:

Say statement P(n) states 7^(n + 2) + 8^(2n + 1) is divisible by 57. Now, let P(n) be true for n = m, means, Let 7^(m + 2) + 8^(2m + 1) is divisible by 57.06-Nov-2020