Multiply (3a+2)(3a-2)

The given dot plot represents the average daily temperatures, in degrees fahrenheit, recorded in a town during the first 15 days of september. if the dot plot is converted to a box plot, the first quartile would be drawn at __ , and the third quartile would be drawn at link to the chart is here

Write a function for a rotation 90 degrees counter clockwise about the origin, point 0

Pls the last one and it has to be like number 6