Y'all why is no nobody helping with my question I've been struggling for a long time with this question I'm know begging someone to help me please This is chemistry by the way not math but I know people will not help if it’s on chemistry.
Please y’all help me please

Atype of plant is introduced into an ecosystem and quickly begins to take over. a scientist counts the number of plants after mmonths and develops the equation p(m)= 19.3(1.089)^m to model the situation. most recently, the scientist counted 138 plants.assuming there are no limiting factors to the growth of the plants, about how many months have passed since the plants werefirst introduced? a)o 6.1b)0.6.6c)10 72d)o 23.1