The high temperature one day was -1°f. the low temperature was-5°f. what was the difference between the high and low temperatures for the day

If you answer right ill give brainliest, : )

Segment ab is shown on the graph. which shows how to find the x-coordinate of the point that will divide ab into a 2: 3 ratio using the formula

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.