Is line \(y = kx + b\) tangent to circle \(x^2 + y^2 = 1 ?\)

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by VJesus12 » Tue May 04, 2021 2:17 am

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Is line \(y = kx + b\) tangent to circle \(x^2 + y^2 = 1 ?\)

(1) \(k + b = 1\)
(2) \(k^2 + b^2 = 1\)

Answer: E

Source: GMAT Club Tests

Source: Beat The GMAT — Data Sufficiency | Tue May 04, 2021 2:17 am

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