Brainliest! Which expression shows a sum of three terms? 3x 3 + x 3 + x + 9 x3

The mean of a set of data is -3.82 and its standard deviation is 2.31. find the z score for a value of 3.99.

Which system of linear inequalities is graphed? can somebody pleasssse

The equation of a circle is (x + 4)2 + (y + 6)2 = 16. determine the length of the radius. 10 4 16 8 my flower basket delivers flowers within a 20 mile radius of their store. if this area is represented graphically, with my flower basket located at (5, 2), what is the equation that represents the delivery area? (x - 2)2 + (y - 5)2 = 20 (x - 5)2 + (y - 2)2 = 20 (x + 5)2 + (y + 2)2 = 400 (x - 5)2 + (y - 2)2 = 400