Questions
chord is drawn through the focus of the parabola
such that its distance from the vertex of
this parabola is then its slope can be:
detailed solution
Correct option is A
Let the equation of the chord be.y−0=mx−32⇒y=mx-3m2 Its distance from the vertex (0, 0) is ca2+b2= m−321+m2=523m1+m2=5squaring on both sides9m2=51+m2 4m2=5 m=±52.Talk to our academic expert!
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