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  4. The focus of the parabola y2+16 x=0 is

Q. The focus of the parabola $y^{2}+16 x=0$ is

KCETKCET 2022 Report Error

Solution:

$y^{2}=-16\, x $
$\therefore 4 a=-16$
$a=-4$
Focus $=( a \cdot 0)=(-4.0)$

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