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What is the equation of direction for parabola y^2 = -10 x ?

Option: 1

2x + 5 = 0 


Option: 2

2y+5 = 0 


Option: 3

2x- 5 = 0 


Option: 4

2y-5 = 0 


Answers (1)

best_answer

As we have learned

Standard equation of parabola -

y^{2}=-4ax

- wherein

 

 Since ,Here a = 10/4 

Thus equation of direction is x = 5/2 

 

Posted by

chirag

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