let f(x)=4x-7 and g(x)-5+9x. what are f+g and f-g? what are their domains?

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g1204306 g1204306

04-09-2017
Mathematics

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let f(x)=4x-7 and g(x)-5+9x. what are f+g and f-g? what are their domains?

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de3166 de3166 · Answer 1 · 2017-09-04T19:13:42+02:00

de3166 de3166

04-09-2017

the answer is 13x-12 f-g is -5x-2 and the domains are all real numbers i believe the multiply is [tex] 36x^{2} -83x-35[/tex] and divide i'm not sure sorry hope the rest helps though':p

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