5/2x+1 + 8/2x+1, x≠-1/2

Solve for x where 0 equation: cot^2x+2cotx+1=0

Factor this polynomial completely. x^2-8x+12

An observer(o) spots a plane(p) taking off from a local airport and flying at a 29 degree angle horizontal to her line of sight and located directly above a tower(t). the observer also notices a bird circling directly above her. if the distance from the plane(p) to the tower(t) is 6,000ft., how far is the bird(b) from the plane(p).