Question
The equation of the parabola with its vertex at the origin, axis on the y-axis and passing through the point (6, -3) is
Answer: Option C
:
C
Since the axis of parabola is y-axis
∴ Equation of parabola x2=4ay
Since it passes through (6 , -3)
∴ 36 = -12 a ⇒a=−3
∴ Equation of parabola is x2=−12y .
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:
C
Since the axis of parabola is y-axis
∴ Equation of parabola x2=4ay
Since it passes through (6 , -3)
∴ 36 = -12 a ⇒a=−3
∴ Equation of parabola is x2=−12y .
Was this answer helpful ?
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