25-08-2017
Mathematics

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f(x) = sqr root x+9; g(x) = 8x – 13 find f(g(x))

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Аноним Аноним

25-08-2017

f(x) = [tex] \sqrt{x+9} [/tex]

g(x) = 8x – 13

f(g(x) = f(8x – 13) = [tex] \sqrt{8x -13 +9} = \sqrt{8x -4} [/tex]

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Ilyes39 Ilyes39

25-08-2017

[tex]f(x)= \sqrt{x+9} [/tex]
[tex]g(x)=8x-13[/tex]
[tex]f(g(x))= \sqrt{g(x)+9}= \sqrt{(8x-13)+9}= \sqrt{8x-4} .[/tex]

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