Solve for x over the complex numbers. x2+4x+13=0

The pressure exerted on the walls of a container by a gas enclosed within it is directly proportional to the temperature of the gas. if the pressure is 6 pounds per square inch when the temperature is find the pressure exerted when the temperature of the gas is 380 degrees f show work for the

What is the upper quartile in the box plot?

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