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Diketahui f ( x ) = 2 x 3 + x 2 –5 x + 4 dan g ( x ) = 3 x 2 –2 x + 5 , tentukanlah: b. f ( x ) ⋅ g ( x )

Diketahui  dan , tentukanlah:

b.  

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  Error converting from MathML to accessible text.  

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Jadi,

begin mathsize 14px style table attributes columnalign right center left columnspacing 0px end attributes row cell f left parenthesis x right parenthesis times g left parenthesis x right parenthesis end cell equals cell open parentheses 2 x cubed plus x squared minus 5 x plus 4 close parentheses left parenthesis 3 x squared minus 2 x plus 5 right parenthesis end cell row blank equals cell 6 x to the power of 5 minus 4 x to the power of 4 plus 10 x cubed plus 3 x to the power of 4 minus 2 x cubed plus 5 x squared minus 15 x cubed end cell row blank blank cell plus 10 x squared minus 25 x plus 12 x squared minus 8 x plus 20 end cell row blank equals cell 6 x to the power of 5 minus x to the power of 4 minus 7 x cubed plus 27 x squared minus 33 x plus 20 end cell end table end style 

Jadi,  Error converting from MathML to accessible text.  

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Tentukan fungsi ( f + g ) ( x ) , ( g − f ) ( x ) , ( f ⋅ g ) ( x ) dan ( g f ​ ) ( x ) dari fungsi-fungsi berikut: b. f ( x ) = x + 1 ​ dan g ( x ) = x − 1 ​

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