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Pertanyaan

Diketahui : straight f left parenthesis straight x right parenthesis equals 2 straight x squared minus 1 dan left parenthesis straight f ring operator straight g right parenthesis left parenthesis straight x right parenthesis equals 2 straight x squared plus 12 straight x plus 17 maka straight g left parenthesis straight x right parenthesis equals.... 

Pembahasan Soal:

Komposisi fungsi.

table attributes columnalign right center left columnspacing 0px end attributes row cell left parenthesis straight f ring operator straight g right parenthesis left parenthesis straight x right parenthesis end cell equals cell 2 straight x squared plus 12 straight x plus 17 end cell row cell straight f left parenthesis straight g left parenthesis straight x right parenthesis right parenthesis end cell equals cell 2 straight x squared plus 12 straight x plus 17 end cell row cell 2 straight g left parenthesis straight x right parenthesis squared minus 1 end cell equals cell 2 straight x squared plus 12 straight x plus 17 end cell row cell 2 straight g left parenthesis straight x right parenthesis squared end cell equals cell 2 straight x squared plus 12 straight x plus 17 plus 1 end cell row cell 2 straight g left parenthesis straight x right parenthesis squared end cell equals cell 2 straight x squared plus 12 straight x plus 18 end cell row cell straight g left parenthesis straight x right parenthesis squared end cell equals cell straight x squared plus 6 straight x plus 9 end cell row cell straight g left parenthesis straight x right parenthesis end cell equals cell plus-or-minus square root of straight x squared plus 6 straight x plus 9 end root end cell end table 

Jadii, Diketahui : straight f left parenthesis straight x right parenthesis equals 2 straight x squared minus 1 dan left parenthesis straight f ring operator straight g right parenthesis left parenthesis straight x right parenthesis equals 2 straight x squared plus 12 straight x plus 17 maka table attributes columnalign right center left columnspacing 0px end attributes row blank blank cell straight g left parenthesis straight x right parenthesis end cell end table table attributes columnalign right center left columnspacing 0px end attributes row blank equals blank end table table attributes columnalign right center left columnspacing 0px end attributes row blank blank plus-or-minus end table table attributes columnalign right center left columnspacing 0px end attributes row blank blank cell square root of straight x squared plus 6 straight x plus 9 end root end cell end table table attributes columnalign right center left columnspacing 0px end attributes row blank blank. end table 

Pembahasan terverifikasi oleh Roboguru

Terakhir diupdate 05 Mei 2021

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