A figure is located at (0,0), (-3,-4) and (-3,0) on a coordinate plane. What kind of 3-D shape would be created if the figure was rotated around the x-axis?

Which of the following would be a good name for the function that takes the weight of a box and returns the energy needed to lift it?

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.

Scores on a university exam are normally distributed with a mean of 78 and a standard deviation of 8. the professor teaching the class declares that a score of 70 or higher is required for a grade of at least “c.” using the 68-95-99.7 rule, what percentage of students failed to earn a grade of at least “c”?