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hitunglah nilai , jika diketahui fungsi ,

hitunglah nilai begin mathsize 14px style open parentheses f ring operator g close parentheses open parentheses 1 close parentheses end style, jika diketahui fungsi

begin mathsize 14px style f open parentheses x close parentheses equals negative 2 x cubed plus 4 x end stylebegin mathsize 14px style g open parentheses x close parentheses equals 2 x minus 3 end style 

Jawaban:

begin mathsize 14px style table attributes columnalign right center left columnspacing 0px end attributes row cell open parentheses f ring operator g close parentheses open parentheses x close parentheses end cell equals cell f open parentheses g open parentheses x close parentheses close parentheses end cell row blank equals cell negative 2 open parentheses g open parentheses x close parentheses close parentheses cubed plus 4 g open parentheses x close parentheses end cell row blank equals cell negative 2 open parentheses 2 x minus 3 close parentheses cubed plus 4 open parentheses 2 x minus 3 close parentheses end cell row blank blank blank row cell open parentheses f ring operator g close parentheses open parentheses 1 close parentheses end cell equals cell negative 2 open parentheses 2 open parentheses 1 close parentheses minus 3 close parentheses cubed plus 4 open parentheses 2 open parentheses 1 close parentheses minus 3 close parentheses end cell row blank equals cell negative 2 open parentheses negative 1 close parentheses cubed plus 4 open parentheses negative 1 close parentheses end cell row blank equals cell 2 minus 4 end cell row blank equals cell negative 2 end cell end table end style 

Jadi, nilai begin mathsize 14px style open parentheses f ring operator g close parentheses open parentheses 1 close parentheses end style adalah begin mathsize 14px style negative 2 end style.

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