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Is line y = kx + btangent to circle x^2 + y^2 = 1

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Is line y = kx + btangent to circle x^2 + y^2 = 1  [#permalink]

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New post 05 Feb 2018, 15:00
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Is line \(y = kx + b\) tangent to circle \(x^2 + y^2 = 1\)

I. \(k + b = 1\)
II. \(k^2 + b^2 = 1\)

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Re: Is line y = kx + btangent to circle x^2 + y^2 = 1  [#permalink]

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New post 05 Feb 2018, 15:18
Hello Rahul singh... Are you from whatsapp target 800group?

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Re: Is line y = kx + btangent to circle x^2 + y^2 = 1  [#permalink]

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New post 05 Feb 2018, 15:18
I have seen that question there 4 hours ago and solved . E?

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Re: Is line y = kx + btangent to circle x^2 + y^2 = 1  [#permalink]

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New post 05 Feb 2018, 20:26
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rahul16singh28 wrote:
Is line \(y = kx + b\) tangent to circle \(x^2 + y^2 = 1\)

I. \(k + b = 1\)
II. \(k^2 + b^2 = 1\)


Discussed here: is-line-y-kx-b-tangent-to-circle-x-2-y-134019.html#p1094193

--== Message from the GMAT Club Team ==--

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This discussion does not meet community quality standards. It has been retired.


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To review the GMAT Club's Forums Posting Guidelines, please follow these links: Quantitative | Verbal Please note - we may remove posts that do not follow our posting guidelines. Thank you.

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Re: Is line y = kx + btangent to circle x^2 + y^2 = 1 &nbs [#permalink] 05 Feb 2018, 20:26
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