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The equation of parabola whose vertex an...

The equation of parabola whose vertex and focus lie on the axis of x at distances a and `a_1` from the origin respectively, is

A

(a) `y^2=4(a_1-a)x`

B

(b) `y^2=4(a_1-a)(x-a)`

C

(c) `y^2=4(a_1-a)(x-a_1)`

D

(d) `y^2=4aa_1x`

Text Solution

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The correct Answer is:
B
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