catherinediez2004 catherinediez2004
  • 24-09-2021
  • Mathematics
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Given f(x) and g(x) = k· f(x), use the graph to determine the value of k

Given fx and gx k fx use the graph to determine the value of k class=

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AlgebraicAardvark
AlgebraicAardvark AlgebraicAardvark
  • 24-09-2021

if g(x) = k•f(x), then we know g(-3) = k•f(-3).  I'd pick x=-3 because of the two dots on the graph, which tell us:

    g(-3) = -2   and   f(-3) = 1

So, -2 = k•1 or k = –2

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