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Diketahui fungsi f ( x ) = 3 x 2 + 2 x + 1 dan g ( x ) = 4 x . Nilai dari ( f ∘ g ) ( 2 ) adalah....

Diketahui fungsi  dan . Nilai dari  adalah....

  1. 145

  2. 192

  3. 209

  4. 216

  5. 243

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N. Rahayu

Master Teacher

Mahasiswa/Alumni Universitas Negeri Jakarta

Jawaban terverifikasi

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table attributes columnalign right center left columnspacing 0px end attributes row cell f ring operator g open parentheses x close parentheses end cell equals cell f open parentheses g open parentheses x close parentheses close parentheses end cell row cell space space space space space space space space space space space end cell equals cell f left parenthesis 4 x right parenthesis space end cell row cell space space space space space space space space space space end cell equals cell 3 open parentheses 4 x close parentheses squared plus 2 open parentheses 4 x close parentheses plus 1 space end cell row cell space space space space space space space space space space space end cell equals cell 3 open parentheses 16 x squared close parentheses plus 8 x plus 1 space end cell row cell space space space space space space space space space space space end cell equals cell 48 x squared plus 8 x plus 1 space end cell row cell space space space space space space space space space space space end cell equals cell 48 open parentheses 2 close parentheses squared plus 8 open parentheses 2 close parentheses plus 1 space end cell row cell space space space space space space space space space space space end cell equals cell space 192 plus 16 plus 1 space end cell row cell space space space space space space space space space space space end cell equals cell space 209 end cell end table

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