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Let L be a normal to the parabola y^2=4x...

Let L be a normal to the parabola `y^2=4x`.If L passes through the point (9,6) then L is given by

Text Solution

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`y^2=4*a=36`
`y=pm6`
`y^2=4x`
diff with respect to x
`2y*y'=4`
`y'=2/y`
`(m)_(9,6)=1/3`
slope is at tangent(9,6)
...
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