5^b + 5^b + 5^b + 5^b + 5^b = Choose the correct choice from the following: A) 5^(b + 1) B) 7^(b + 1) C) 7^(7b) D) 8^b E) 49^B
Easy one.   5*5^b = 5^(b+1)   Ans. 5^(b + 1)
<result>A</result>
5^b + 5^b + 5^b + 5^b + 5^b =