Someone please help me I’ll give out brainliest please dont answer if you don’t know

Read the situations in the table below. then drag a graph and equation to represent each situation. indicate whether each of the relationships is proportional or non-proportional. edit : i got the right answer its attached

If f(x)=-x^2+6x-1 and g(x)=3x^2-4x-1,find(f+g)(x)

What expression is equivalent to log3(x+4)