Answers

2016-03-29T23:28:14+05:30
7^k=100 then if we puts its value in the equation so it becomes 100 /3 = 33.3
0
2016-03-30T02:05:21+05:30
Given 
7^k = 100

7^k / 2+1
100 / 2+1
100 / 3
 =33.33
1 5 1
shouldnt it be k+2/2?
I have answered according to your question