Question: 4 4. For the two functions below, show that they are tangent at a two points, and determine the points. 1 3 f(x) = -

4. For the two functions below, show that they are tangent at a two points, and determine the points. 1 3 f(x) = - cos(nx) - -; 8(x) =x2+6x+8 [HINT: sin(xx) is bounded between - 1 and 1, a graph can help, but will not earn any points.]

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