25-06-2015
Mathematics

contestada

if f (x)=2^x-1 +3 and g(x) = 5x-9 what is (f-g)(x)

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crisforp crisforp

25-06-2015

( f - g )( x ) = f( x ) - g( x ) = 2^x-1 + 3 - 5x + 9 = 2^x-1 - 5x + 12 ;

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Аноним Аноним

25-06-2015

[tex]( f - g )( x ) [/tex]
_________________

[tex]f(x) - g(x)[/tex]

[tex]= ( 2^{x-1} +3) - (5x-9)[/tex]

[tex] = 2^{x-1} - 5x + 12[/tex]

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