Roboguru

Jika , maka nilai

Jika begin mathsize 14px style g left parenthesis x right parenthesis equals x squared plus 3 x minus 1 end style, maka nilai begin mathsize 14px style g left parenthesis negative 2 right parenthesis equals horizontal ellipsis end style 

Jawaban:

begin mathsize 14px style table attributes columnalign right center left columnspacing 0px end attributes row cell g left parenthesis x right parenthesis end cell equals cell x squared plus 3 x minus 1 end cell row cell g left parenthesis negative 2 right parenthesis end cell equals cell left parenthesis negative 2 right parenthesis squared plus 3 left parenthesis negative 2 right parenthesis minus 1 end cell row blank equals cell 4 minus 6 minus 1 end cell row blank equals cell negative 3 end cell end table end style 

Jadi, nilai begin mathsize 14px style g left parenthesis negative 2 right parenthesis end style adalah begin mathsize 14px style negative 3 end style

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