Algebraic expression, 8 is decreased by a number.

Select all the correct answers. what is 221,000,000,000,000,000,000 expressed in scientific notation?

How do you create a data set with 8 points in it that has a mean of approximately 10 and a standard deviation of approximately 1?

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