pre calc

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Find the critical number of the function.
g(t) = | 6t - 9 |
t =

  • pre calc -

    a critical number of a function f(x) is where f'(x) is zero or undefined.

    Do you see a point where f'(x) is undefined? If not, have your calculator plot the graph. Where it shows a sharp corner, the derivative is undefined.

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