SOLUTION: If 7 = m^a, then which expression represents 49m? a m^a+1 b m^2a c m^2a+1 d m^7a e m^7a+1

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Question 343966: If 7 = m^a, then which expression represents 49m?
a m^a+1 b m^2a c m^2a+1 d m^7a e m^7a+1
Answer by Fombitz(32388) About Me  (Show Source):