Identify which of the twelve basic functions listed below fit the description given. y=x, y=x^(2),y=x^(3),y=|x|,y=(1)/(x),y=e x, y=\sqrt(x),y=lnx, y=sinx, y=cosx, y=\int (x),y=(1)/(1+e^(-x)) The four functions that are increasing on the interval ((-)/(o)o ,0). a. y=x, y=x^(3),y=e^(x),y=(1)/(1+e^(-x))
c. y=x^(3),y=(1)/(x),y=|x|,y=x
b. ,y=x, y=x^(3),y=x^(2),y=(1)/(1+e^(-x))
d. y=x, y=x^(3),y=x^(2),y=e^(x)