Find the slope of a line having equation of the form `ax+by+c=0`

Find the slope of the line having inclination 45^(@) .

Find the slope of the line whose inclination is : 0

Find the slope of the line whose inclination is : 60^0

Find the equation of all the line having slope equal to 3 and being tangent to the curve x^(2)+y^(2)=4

Find the inclination of the line having slope (i) -1

Find the inclination of the line having slope (i) -3

Find the equations of all lines having slope 2 and that are tangent to the curve y=1/(x-3),\ \ x!=3 .

Find the equations of all lines : having slope -1 and that are tangents to the curve : y=(1)/(x-1), x ne1

Find the equation of all lines having slope -3 that are tangents to the curve y=(1)/(x-2), x ne 2 .

Find the equation of all lines having slope -1 that are tangents to the curve y=(1)/(x-1),x!=1