Without graphing, compare the slopes and the intercepts of the graphs of the functions $f\left(x\right)=x+1$ and $g\left(x\right)=f\left(2x\right)$ . The slope of $g$ is the slope of $f$ . The y-intercept of $g$ is the y-intercept of $f$ . The x-intercept of $g$ is the x-intercept of $f$ .