Find the product. (a2 + 2a + 1)(a + 1) a. a2 + 3a + 2 b. a3 + 3a2 + 3a + 1 c. a3 + 2a 2 + a + 1 d. a3 + 3a2 + a + 1

Apositive number a or the same number a increased by 50% and then decreased by 50% of the result?

Combine like terms to make a simpler expression 3z+z

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