Please Help!! :) Find (f • g) where f(x)=1/x+1 and g(x)=-1/x

a. x/x-1

b. -x+1/x

c. 1/x+1

d. x+1/x

Determine if the function f(x)=-sqrt 3x-27 is one-to-one

Find the inverse of f(x)= -sqrt 3x-27

Consider the diagram. which line segment has the same measure as st? rx tx sr xs

Which of the following is the correct equation for this function? a. y= (x+4)(x+2) b. y=x^2+ 3x – 2 c. y+ 2 = – 2(x+3)^2 d. y+ 2 = 2(x+3)^2

(least common multiples) the answer that i had in the 1st step was lcm of airline tickets sold=72. idk if that even matters but just in case. ! three co-workers are busy selling airline tickets over the phone. in an 8-hour day, charles can sell 8 airline tickets, ann can sell 9 airline tickets, and michelle can sell 6 airline tickets. step 2 of 2: what is the smallest number of 8-hour days needed for each of them to achieve the same number of sales? it takes charles . it takes . it takes .