Which expressions are perfect square trinomials? Select the three correct answers. (2 points) y^2 + 18y + 324
w^2 - 24w + 144
w^2 - 24w – 144
x^2 + 20x - 100
y^2 + 6y + 9
x^2 + 20x + 100

What is the inverse of the function f(x)=4x+8

Which of the following represents a number squared is equal to twenty more than nine times that number ? a) x squared = 9x + 20 b) x squared = 20x + 9 c) x squared > 9 + 20x d) x squared = 9 + x + 20

Name each raycalculation tip: in ray "ab", a is the endpoint of the ray.