Which is the axis of symmetry of a parabola with equation x^2=-4y?

x = - 4

x = - 1

x = 0

x = 1

Question

Mathematics

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27 September, 12:30

Which is the axis of symmetry of a parabola with equation x^2=-4y?

x = - 4

x = - 1

x = 0

x = 1

+4

Answers (1)

Know the Answer?

Stella Walsh · Answer 1

Y=a (x-h) ²+k

x=h is the axis of symmetry

so

-4y=x²

times both sides by - 1/4

y = (-1/4) x²

y = (-1/4) (x-0) ²+0

axis of symmetry is x=0

3rd option

Which is the axis of symmetry of a parabola with equation x^2=-4y?x = - 4x = - 1x = 0x = 1

Which is the axis of symmetry of a parabola with equation x^2=-4y?

x = - 4

x = - 1

x = 0

x = 1