Which graph represents y= 3 sqrt x+8 -3?

Solve each quadratic equation by factoring and using the zero product property. x^2 - 8x + 30 = 3x

Solve the inequaliy: (x^2+2)(x−2)^2(6−2x)> 0

From the top of a tree a bird looks down on a field mouse at an angle of depression of 50°. if the field mouse is 40 meters from the base of the tree, find the vertical distance from the ground to the bird's eyes.