For what value of x does the series x+x/1+x+x/(1+x)^2+x/(1+x)^3 converge? also find the sum of which it converges​

How to determine whether two known pairs of points are on the same line.

Aschool puts on a play. the play costs $1,200 in expenses. the students charge $4.00 for tickets. there will be one performance of the play in an auditorium that seats 500 people. what is the domain of the function that shows the profit as a function of the number of tickets sold?  

Write an equation in slope intercept form of the line passes through the given point and is parallel to the graph of the given equation (0,0); y=3/8 x+2