Answer :
The equation of the line in slope intercept form is the following:
[tex]y=mx+b[/tex]in this case we have that the slope is m = 45 and the y-intercept is the point (0,1), then b = 1 and we have:
[tex]y=45x+1[/tex]therefore, the equation in slope-intercept form is y = 45x + 1