Achild lies on the ground and looks up at the top of a 14-ft tree nearby. the child is 7ft away from the tree, what is the angle of elevation from the child to the top of the tree? round to the nearest whole number? ?

What number should be added to both sides of the equation to complete this square? x^2-10x=7

Do some research and find a city that has experienced population growth. determine its population on january 1st of a certain year. write an exponential function to represent the city’s population, y, based on the number of years that pass, x after a period of exponential growth. describe the variables and numbers that you used in your equation.

How do the number line graphs of the solutions sets of -23 > x and x-23 differ?