A) 7
B) 5
C) 9
D) 17
Correct Answer: C
Solution :
[c] \[{{10}^{n}}+3({{4}^{n+2}})+5\] Taking \[n=2;\] \[{{10}^{2}}+3\times {{4}^{4}}+5=100+768+5=873\] Therefore, this is divisible by 9.You need to login to perform this action.
You will be redirected in
3 sec