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Jika , hasil dari

Pertanyaan

Jika begin mathsize 14px style f open parentheses x close parentheses equals 10 x to the power of 7 end style, hasil dari begin mathsize 14px style f apostrophe open parentheses x close parentheses plus f double apostrophe open parentheses x close parentheses equals.... end style  

  1. begin mathsize 14px style 7 x to the power of 6 plus 420 x to the power of 5 end style 

  2. begin mathsize 14px style 10 x to the power of 6 plus 70 x to the power of 5 end style 

  3. begin mathsize 14px style 70 x to the power of 6 plus 420 x to the power of 5 end style 

  4. begin mathsize 14px style 8 x to the power of 7 plus 350 x to the power of 5 end style 

  5. begin mathsize 14px style 70 x to the power of 7 plus 70 x to the power of 5 end style 

Pembahasan Soal:

begin mathsize 14px style table attributes columnalign right center left columnspacing 0px end attributes row cell f left parenthesis x right parenthesis end cell equals cell 10 x to the power of 7 end cell row cell f apostrophe left parenthesis x right parenthesis end cell equals cell 10 x to the power of 7 end cell row blank equals cell 7 times 10 x to the power of 7 minus 1 end exponent end cell row blank equals cell 70 x to the power of 6 end cell row cell f apostrophe apostrophe left parenthesis x right parenthesis end cell equals cell 6 times 70 x to the power of 6 minus 1 end exponent end cell row blank equals cell 420 x to the power of 5 end cell row blank blank blank end table end style 
 

begin mathsize 14px style f apostrophe left parenthesis x right parenthesis plus f double apostrophe left parenthesis x right parenthesis equals 70 x to the power of 6 plus 420 x to the power of 5 end style 

Jadi, jawaban yang tepat adalah C.

Pembahasan terverifikasi oleh Roboguru

Terakhir diupdate 14 Maret 2021

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