The midpoint of AB is M(0, –4). If the coordinates of A are (2, -1), what are the coordinates of B?

An automated water dispenser fills packets with one liter of water on average, with a standard deviation of 5 milliliter. the manual says that after a year of operation the dispenser should be tested to see if it needs recalibration. a year later a number of filled packets are set aside and measured separately. it is found that the average packet now contains about 0.995 liters. does the dispenser need calibration? explain your answer.

Ade and abc are similar. which best explains why the slope of the line between points a and d is the same as the slope between points a and b?

Which is the graph of this function 3 square root of x plus one if