Angles made by the line with the positive direction of $\mathrm{X}-$ axis is $45°$. Find the slope of the line.

Angles made by the line with the positive direction of $\mathrm{X}-$ axis is $60°$. If the slope of the line is $\sqrt{k}$ then find the value of $k$.

If the angles made by a line with the positive direction of $x-$axis is $90°$, then choose the slope of this line from the options given.       (Zero$/$infinity$/$one$/$$-1$)

Find the slope of the line passing through the given points.

$\mathrm{A}(2,3), \mathrm{B}(4,7)$

Find the slope of the line passing through the given points.

$\mathrm{P}(-3,1), \mathrm{Q}(5,-2)$

Find the slope of the line passing through the given points.

$C(5,-2), D(7,3)$

Find the slope of the line passing through the given points.

$\mathrm{L}(-2,-3), \mathrm{M}(-6,-8)$

Find the slope of the line passing through the given points.

$E(-4,-2), F(6,3)$

Find the slope of the line passing through the points $T(0,-3), S(0,4)$. [Zero / One / Two / Infinity]