Question

the gradient of y axis line is always ....​

Answer 1

Answer:

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Explanation:

The x-axis or any line parallel to the x-axis has a slope of zero. The y-axis or any line parallel to the y-axis has no defined slope.

Answer 2

Sol.

The line parallel to Y-axis makes angle 90 from X - axis

Therefore

It's gradient

$m = \tan {90}^{0}$

Not defined ans.