Simplify the expression 2i(4.5 – 20i) + 3i. Write your answer in the form a + bi.

Average acceleration: i have no idea how to do this.

If i have 20$ and i gave 5$ away how much i got

Elizabeth is using a sample to study american alligators. she plots the lengths of their tails against their total lengths to find the relationship between the two attributes. which point is an outlier in this data set?