Quadratic Functions, Equations and Inequalities

Quadratic Functions, Equations and Inequalities

IP 3

For the curve \(y=x^2+2x+3\) and line \(y=k\), find the values of \(k\) giving:

  1. two intersections,

  2. tangency,

  3. no intersection.

Solution:

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Answer:(a) \(k>2\); (b) \(k=2\); (c) \(k<2\)

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