Ireally need it
given f(x)=+11 and g(x)=x-7 what is f(x)+g(x)

(a)-77(x)

(b) 18x

(c) 2x+4

(d)-2-77x

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).