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Basic derivative rules: table

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Problem

The following table lists the value of functions g and h, and of their derivatives, g and h, for x=3.
xg(x)h(x)g(x)h(x)
3  9   015   6
Let function G be defined as G(x)=2g(x)h(x)+8.
G(3)=
  • Your answer should be
  • an integer, like 6
  • a simplified proper fraction, like 3/5
  • a simplified improper fraction, like 7/4
  • a mixed number, like 1 3/4
  • an exact decimal, like 0.75
  • a multiple of pi, like 12 pi or 2/3 pi