Which is the value of the expression when a equals -2 and B equals (-3 3a^-3b^2/2a^-1b^0)^2

The parking lot of a store has the shape shown. all angles are right angles. what is the area of the parking lot?

Ascatterplot is produced to compare the size of a school building to the number of students at that school who play an instrument. there are 12 data points, each representing a different school. the points are widely dispersed on the scatterplot without a pattern of grouping. which statement could be true

If the ratio of sum of the first m and n terms of an ap is m2 : n2 , show that the ratio of its mth and nth terms is (2m − 1) : (2n − 1).