18-12-2014
Mathematics

contestada

Let f(x) = -4x + 7 and g(x) = 10x - 6. Find f(g(x))

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superkoopasirf superkoopasirf

18-12-2014

[tex]f(x) = -4x + 7[/tex]
[tex]g(x) = 10x - 6[/tex]

[tex]f(g(x))[/tex]
[tex]= f(10x - 6)[/tex]
[tex]= -4(10x - 6) + 7[/tex]
[tex]= -40x + 24 + 7[/tex]
[tex]= 31-40x [/tex]

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konrad509 konrad509

18-12-2014

[tex]f(g(x))=-4(10x-6)+7\\ f(g(x))=-40x+24+7\\ f(g(x))=-40x+31[/tex]

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