I’m 2014, 125 million smartphones were sold. If this additional data is added to the table, explain if y is still a function of x

The table shows the results of three plays in a football game. what is the net result of the three plays? football game 1st play 5 yards 2nd play -9 yards 3rd play 12 yards

Which inequality has a dashed boundary line when graphed ?

Find the area of the region that is inside r=3cos(theta) and outside r=2-cos(theta). sketch the curves.