Which graph below shows a function with a range of all real numbers greater than -2?

Can u guys do this ratio question. this is extremely urgent a tap is leaking water at a rage of 1l every 8 hours. how long will it take for the tap to leak a total of 300ml?

An objects motion is described by the equation d= 4sin (pi t) what will the height of the object be at 1.75 seconds?

Which of the expressions (on the photo document i inserted) together represent all solutions to the following equation? 8cos(12x)+4=-4 *the answer should be in degrees.* > i would like for someone to explain the process to find the solutions for this.