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14 September, 19:06

Given: f (x) = 8 - 4 x

A. Find f (-2)

B. Find x, when f (x) = 8.

C. Graph the function.

D. State the domain and range of the function.

E. Use the graph to find x, when f (x) = 0. Show details on the graph.

F. Use the graph to find f (x) when x = 3. Show details on the graph.

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Answers (1)
  1. 14 September, 22:16
    0
    F (-2) = 8-4*-4=+16

    f (x) = 8 so 8 = 8-4x so x=0

    it is liner algebra. I will send you the graph and every thing later. like in 5 min.
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