Question 1085674
Domain of f: All real numbers
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Domain of g: All real numbers
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{{{f+g=3x+7+1-6x=8-3x}}}
Domain of f+g: All real numbers
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{{{f-g=3x+7-1+6x=9x+6}}}
Domain of f-g: All real numbers
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{{{fg=(3x+7)(1-6x)}}}
Domain of fg: All real numbers
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{{{f/g=(3x+7)/(1-6x)}}}
Domain of f/g: All real numbers except,
{{{1-6x=0}}}
{{{6x=1}}}
{{{x=1/6}}}
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{{{g/f=(1-6x)/(3x+7)}}}
Domain of g/f: All real numbers except,
{{{3x+7=0}}}
{{{3x=-7}}}
{{{x=-7/3}}}
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{{{f(f)=3(3x+7)+7=9x+21+7=9x+28}}}
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{{{g(g)=1-6(1-6x)=1-6+36x=36x-5}}}