How do i find the square root of 72?

If f(x)= sqrt4x+9+2, which inequality can be used to find the domain of f(x)?

Luke wants to reduce the area of his rectangular garden by 1/4 the expression 14/w can be used to represent this change. what is another way to write this expression?

The height of a plant, in inches, p years after planting it is given by the polynomial function r(p) = -2p% + 270p. find the height of the plant when p = 90 years.