Which of the following expressions is equal to x2 +9?

How many square feet of out door carpet will we need for this hole? 8ft 3ft 12ft 4ft

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

Asunflower was 20 1/2 inches tall. over the next 6 months, it grew to a height of 37 inches tall. what was the average yearly growth rate of the height of the sunflower? ? plz write a proportion to solve i will give you 100 points