Pertanyaan

Jika f ( x ) = ( x − 6 ) ( x + 5 ) maka f − 1 ( x ) = ...

Jika $f (x) = \frac{( x + 5 )}{( x - 6 )} maka f^{- 1} (x) = ...$

A. Acfreelance

Master Teacher

Mahasiswa/Alumni UIN Walisongo Semarang

Jawaban terverifikasi

Jawaban

hasil dari

hasil dari $table attributes columnalign right center left columnspacing 0px end attributes row cell straight f apostrophe open parentheses straight x close parentheses end cell equals cell fraction numerator 5 plus 6 straight a over denominator straight x minus 1 end fraction end cell end table$

Pembahasan

Kita misalkan maka Jadi hasil dari

Kita misalkan $straight f open parentheses straight x close parentheses equals fraction numerator open parentheses straight x plus 5 close parentheses over denominator open parentheses straight x minus 6 close parentheses end fraction equals straight a$ maka

$table attributes columnalign right center left columnspacing 0px end attributes row cell fraction numerator open parentheses straight x plus 5 close parentheses over denominator open parentheses straight x minus 6 close parentheses end fraction end cell equals straight a row cell ax minus 6 straight a end cell equals cell straight x plus 5 end cell row cell ax minus straight x end cell equals cell 5 plus 6 straight a end cell row cell straight x open parentheses straight a minus 1 close parentheses end cell equals cell 5 plus 6 straight a end cell row straight x equals cell fraction numerator 5 plus 6 straight a over denominator straight a minus 1 end fraction end cell row cell straight f apostrophe open parentheses straight x close parentheses end cell equals cell fraction numerator 5 plus 6 straight a over denominator straight x minus 1 end fraction end cell end table$

Jadi hasil dari $table attributes columnalign right center left columnspacing 0px end attributes row cell straight f apostrophe open parentheses straight x close parentheses end cell equals cell fraction numerator 5 plus 6 straight a over denominator straight x minus 1 end fraction end cell end table$