Steven T.

asked • 09/26/16

Find k so that the line y = 3x-4 is tangent to the graph of f(x) = x^2 + kx.

I got k = 7, -1 using substitution on  2x+k = 3 and x^2 + kx = 3x - 4.
Is this correct?

1 Expert Answer


Michael J. answered • 09/26/16

5 (5)

Mastery of Limits, Derivatives, and Integration Techniques

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