Pertanyaan

Jika f ( x ) = 2 x − 1 dan ( f ∘ g ) ( x ) = − 14 x + 21 , Nilai dari g ( − 3 ) = ....

Jika $f (x) = 2 x - 1$ dan $(f \circ g) (x) = - 14 x + 21$ , Nilai dari $g (- 3) = ....$

D. Enty

Master Teacher

Jawaban terverifikasi

Jawaban

i, Nilai

table attributes columnalign right center left columnspacing 0px end attributes row blank blank cell straight g left parenthesis negative 3 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 32 end table

Pembahasan

Dengan menerapkan konsep komposisi fungsi: Jadii, Nilai

Dengan menerapkan konsep komposisi fungsi:

$table attributes columnalign right center left columnspacing 0px end attributes row cell left parenthesis straight f ring operator straight g right parenthesis left parenthesis straight x right parenthesis end cell equals cell straight f left parenthesis straight g left parenthesis straight x right parenthesis right parenthesis end cell row cell negative 14 straight x plus 21 end cell equals cell 2 straight g left parenthesis straight x right parenthesis minus 1 end cell row cell negative 14 straight x plus 21 plus 1 end cell equals cell 2 straight g left parenthesis straight x right parenthesis end cell row cell negative 14 straight x plus 22 end cell equals cell 2 straight g left parenthesis straight x right parenthesis end cell row cell straight g left parenthesis straight x right parenthesis end cell equals cell fraction numerator negative 14 straight x plus 22 over denominator 2 end fraction end cell row blank equals cell negative 7 straight x plus 11 end cell row cell straight g left parenthesis negative 3 right parenthesis end cell equals cell negative 7 left parenthesis negative 3 right parenthesis plus 11 end cell row blank equals cell 21 plus 11 end cell row blank equals 32 end table$

Jadii, Nilai table attributes columnalign right center left columnspacing 0px end attributes row blank blank cell straight g left parenthesis negative 3 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 32 end table