Find the derivative of the inverse of the function y=(2/(x+3))

In the equation sqrt(n+5)-sqrt(11-10)=1. what is the value of n

Suppose that g(x)=f(x+9) which statement best compares the graph of g(x) with the graph of f(x)

Will mark 50 show all what is the solution to the system of equations? use the substitution method and show your work. -5x+y= -3 -15 x+3y=7 explain what your answer in part (a) tells you about the association of the lines in this system.