What are the rules for vertical asymptotes?Are asymptotes always 0?Is the vertical asymptote X or Y?

Описание: #how to find asymptotes of the given curve,
#asymptotes,
#asymptote,
#find the asymptote of the curve y=2/x-3.,
#horizontal asymptotes,
#how to find asymptotes of the given curve in tamil,
#find the asymptotes of the curve y=(x^2+2x-1)/x,
#vertical asymptotes,
#find the asymptotes of the curve y=(x²+2x-1)/x,
#find all the asymptotes of the curve y^2(x-2a)=x^3-a^3,
#asymptotes parallel to axes,
#asymptotes parallel to axis,
#how to find the vertical asymptote,
#oblique asymptote
#linear equation written in standard form,
#how to write a linear equation in standard form,
#standard form of linear equations in two variables,
#equation in standard form,
#equation from standard,
#graph linear equation

#polynomial,
#degree of polynomial,
#degree of polynomials,
#how to factor a third degree polynomial,
#division of polynomials,
#addition of polynomials,
#expand a binomial to the fourth degree,
#subtraction of polynomials,
#addition of polynomials step by step method,
#multiplication of polynomials
#how to expand a binomial to the fourth degree,
#factoring polynomials raised to the fourth power,
#factoring polynomials to the fourth power,
#degree of expression,
#polynomial expression
#tangent to a circle,
#tangent,
#prove that the tangent at any point of a circle is perpendicular to the radius,
#point of contact and tangent of a circle,
#circle,
#prove that the tangent at any point of a circle,
#find the equation of a circle given the center and line tangent to the circle,
#the tangent at any point of a circle is perpendicular to the radius,
#number of tangent from a point on circle,
#how to draw a tangent to a circle,
#how to draw a tangent at a point on the circle
#exterior angle of a regular polygon,
#sum of exterior angles,
#exterior angle of an octagon,
#exterior angle of a polygon,
#exterior angles of a polygon,
#find the measure of an exterior angle of each regular polygon,
#exterior angle,
#how to find the measure of an exterior angle of a polygon,
#exterior angles,
#exterior angle of a regular pentagon,
#interior angles of a polygon,
#sum of exterior angle of a regular polygon,
#find exterior angle of a regular polygon

#metric space,
#limit of a sequence,
#convergent sequence in metric space,
#complete metric space,
#limit point of a sequence,
#metric spaces,
#convergent sequence,
#subsequence of convergent sequence,
#proof sequence converges to 3,
#convergence of sequences,
#sequence converges,
#topology of metric space,
#topology of metric spaces,
#convergent sequence is bounded,
#limit point of a set,
#mathematics (field of study),
#metric on set of complex numbers,
#convergent sequence proof
#angle between two straight lines,
#straight lines,
#straight line,
#the straight lines,
#finding the distance between two parallel lines,
#angle between two lines,angle between lines,
#how to find angle between two lines,
#how to find the distance between two parallel lines,
#angle between planes,
#the whole of straight line,
#straight lines a level maths revision,
#various types of straight lines,
#the whole of straight line in higher maths,
#equation of straight line

#x^2 + y^2 + 2gx + 2fy + c = 0,
#second degree equation,
#general equation of second degree,
#second degree homogeneous equation,
#general equation of second degree unacademy,
#homogeneous equation of second degree,
#homogenising a second degree equation,
#equation,general second degree equation in x and y,
#introduction to second degree equation,
#pair of straight lines second degree equation,
#general equation of second degree conic section,
#equation of circle,
#general equation