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Diketahui  dan . Tentukan !

Diketahui begin mathsize 14px style f open parentheses x close parentheses equals x squared plus 4 x minus 3 end style dan begin mathsize 14px style left parenthesis f minus g right parenthesis end style begin mathsize 14px style left parenthesis x right parenthesis end style size 14px equals size 14px 2 size 14px x size 14px plus size 14px 5. Tentukan begin mathsize 14px style g open parentheses x close parentheses end style!

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Jawaban:

begin mathsize 14px style table attributes columnalign right center left columnspacing 0px end attributes row cell f open parentheses x close parentheses minus g open parentheses x close parentheses end cell equals cell 2 x plus 5 end cell row cell x squared plus 4 x minus 3 minus g open parentheses x close parentheses end cell equals cell 2 x plus 5 end cell row cell g open parentheses x close parentheses end cell equals cell x squared plus 4 x minus 3 minus open parentheses 2 x plus 5 close parentheses end cell row cell g open parentheses x close parentheses end cell equals cell x squared plus 4 x minus 3 minus 2 x minus 5 end cell row cell g open parentheses x close parentheses end cell equals cell x squared plus 2 x minus 8 end cell end table end style

Jadi, jawaban yang tepat adalah begin mathsize 14px style table attributes columnalign right center left columnspacing 0px end attributes row blank blank g end table table attributes columnalign right center left columnspacing 0px end attributes row blank blank cell left parenthesis 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 x end table table attributes columnalign right center left columnspacing 0px end attributes row blank blank cell blank squared end cell end table table attributes columnalign right center left columnspacing 0px end attributes row blank blank plus end table table attributes columnalign right center left columnspacing 0px end attributes row blank blank 2 end table table attributes columnalign right center left columnspacing 0px end attributes row blank blank x end table table attributes columnalign right center left columnspacing 0px end attributes row blank blank minus end table table attributes columnalign right center left columnspacing 0px end attributes row blank blank 8 end table end style.

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