The focus of the parabols x 2 = − 16 y is Options: A . &nbsp (4, 0) B . &nbsp (0, 4) C . &nbsp (-4, 0) D . &nbsp (0, -4)

The focus of the parabols x2=−16y is

Question -

The focus of the parabols $x^{2} = - 16 y$ is

Options:

A . (4, 0)

B . (0, 4)

C . (-4, 0)

D . (0, -4)

Answer: Option D
:
D

a = 4 , vertex = (0,0) , focus = (0,-4) .

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